Latin:,English:,Author:,Notes:
a capite ad calcem,"from head to heel,completely",,
a fortiori,with an even stronger reason,,
a posteriori,"inductive reasoning,from effect to cause",,
a priori,"deductive reasoning,from cause to effect",,
a posse ad esse,from the possible to the actual,,
ab imo pectore,from the bottom of the heart,,
ab ovo usque ad mala,from the egg to the apples(beginning to end),,
ab actu ad posse valet illatio,from the past one can infer the future,,
ab asino lanam,wool from an ass;blood from a stone,,
abest,he or she is absent,,
absit omen,"may the omen be absent,God forbid",,
"accusare nemo se debit, nisi coram Deo","no one is bound to accuse himself, unless he is before God",,
actus Dei,act of God,,
ad urbe condita (AUC),from the foundation of the city(753 BC),,
ad hominem,personal or related to the individual,,
ad infinitum,"without an end,to infinity,without limit"
ad libitum,at pleasure or extemporaneously
ad nauseam,to the point of sickness or disgust
ad valorum,according to value
ad valorem,according to value
ad usum externum,for external use
ad summam,in short;in a word
ad quod,to which;for which
ad locum,"at the place,at a specific location"
ad litteram,to the letter;in a precise manner
ad finem fidelis,faithful to the end
ad hoc,to this
ad nauseam,to the point of sickness or disgust
ad interim,in the meantime;for the time being
adsum,I am present;to be present
advocatus diaboli,devil's advocate
alibi,elsewhere,
alias,otherwise;at another time,
alias dictus,an assumed name;also known as,
alter ego,"one's second self,close friend",
alter idem,another thing precisely similar,
alteri sic tibi,do unto another as to yourself,
alter ego,one's second self;very close friend,
amicus curiae,friend of the court,
amor magnus doctor est,love is a great teacher,St. Augustine
amor nummi,love of money,
amor patriae,love of one's country,
amor proximi,love of one's neighbour,
aniles fabulae,old wive's tales,
annus mirabilis,"wonderful year,remarkable year",
anno Christi,in the year of Christ,
anno Domini (A.D.),in the year of our Lord,
anno mundi (A.M.),in the year of the world's creation,,"according to Ussher in 4004 B.C.,to the Hebrews in 3761 B.C."
ante meridiem (A.M.),before noon;in the morning,,
ante Christum,before Christ,,
"aperte mala cum est mulier, tum demum est bona",only when a woman is openly bad is she really good,,
arbiter elegantiae,"dictator of fashion,judge of fine tastes",,
arcanum arcanorum,secret of secrets,,
"ars longa, vita brevis","art is long, life is short",,
"asinus asino, et sus sui pulcher",an ass is beatiful to an ass and a pig is beautiful to a pig,,
auctor ignotus,author unknown,,
audaces fortuna iuvat,fortune favours the bold,,
aurora australis,the Southern Lights,,
aurora borealis,the Northern Lights,,
ave Maria,hail Mary,,song of the Annunciation
avi mala,a bad omen;an unfavourable sign,,
avi sinistra,a bad omen;an unfavourable sign,,
bene vobis,may you prosper and be healthy,,
bene,well,
bene merenti,success to those who deserve it,
bene est tentare,it is well to try,
bis,twice;to be repeated,
bona fide,"good faith,genuine,legitimate",
bona fides,good faith;documents proving identity,
bonis nocet quisquis perpercit,whoever spares the bad injures the good,Publius Syrus
bonis quod bene fit malis haud perit,whatever is done for good men is never done in vain,Plautus
bono vinci satius est quam almo more iniuriam vincere,a good man would rather suffer defeat than defeat another by foul means,Sallust
bonum omen,a good omen,
carpe diem,"sieze the day,enjoy the moment",
"carpe siem, quam minimum credula postero","enjoy today, trusting little in tomorrow",Horace
casus belli,"reason for war,grounds for a dispute",
causa vera,true cause,
caveat emptor,let the buyer beware,
caveat vendor,let the seller beware,
cave canem,beware of the dog,
ceteris paribus,other things being equal,
cicatrix manet,the scar remains,
cineri gloria sera est,glory paid to ashes comes too late,Martial
cochleare magnum,a tablespoonful,
cochleare medium,a dessertspoonful,
cochleare parvum,a teaspoonful,
"cogito, ergo sum","I think, therefore I am",
compos mentis,in a sound state of mind,
corpus delicti,the facts proving a crime,
corpus,the body;collection of law or writings,
Corpus Christi,feast of the Body of Christ;Holy Eucharist,
cras,tomorrow,
cras mane,tomorrow morning,
cras nocte,tomorrow night,
cras vespere,tomorrow evening,
crede Deo,trust in God,
credula res amor est,love is  credulous thing,Ovid
crux,cross,
cuique suum,to each his own,
culpa,fault,
cum,with,
curriculum vitae,the course of one's life;an academic resume,
date et dabitur vobis,give and it shall be given unto you,Vulgate
de facto,"existing by fact, not by right",
de jure,existing by lawful right,
de profundis,"from the depths,out of despair",
de tempore in tempus,from time to time,
de plano,with ease;without difficulty,
decessit sine prole (DSP),died without children,
Dei gratia,by the grace of God,
Deo optimo maximo (DOM),"for God, the best and the greatest",
Deo volente (D.V.),God willing,
desideratum,a thing much desired or needed,
detur digniori,let it be given to the more worthy,
deus ex machina,god from a machine,
Deus avertat,God forbid,
Deus det,God grant,
dictum ac factum,(no sooner) said than done,Terence
diebus alternis,every other day,
diem ex die,day by day;continuously,
dies,day;daily,
dimidium facti qui coepit habet,he who has begun has the work half done,Horace
divitiae virum faciunt,riches make the man,
dixi,I have spoken;I will say no more,
Dominus,the Lord,
Dominus providebit,the Lord will provide,
Dominus vobiscum,may the Lord be with you,
Dominica,Sunday,
dramatis personae,list of characters in a play,
"ducunt volentem fata, nolenten trahunt","fate leads the willing soul, but drags along the unwilling one",Seneca
dum vita est spes est,"while there's life, there's hope",
"dum spiro, spero","while I breathe, I hope",a motto of South Carolina
durante vita,during one's life,
dura lex sed lex,"the law is hard, but it is the law",
e contra,on the other hand,
e contrario,on the contrary,
e re nata,under the present circumstance,
ecce homo,behold the man (Christ),
"effugere non potes neessitates, potes vincere","you cannot escape necessities, but you can overcome them",Seneca
ejectamenta,ejected matter;worthless items,
Ens Entium,the Supreme Being,
ergo,therefore,
esse,to be;being;existence,
et alia (et al.),and other things
et cetera (etc.),and the rest
et hoc genus omne,and all others of that sort
et sequentes (et seq.),and the following
ex cathedra,"from the seat,position of authority"
ex gratia,performed as an act of grace
ex libris,from the library of
ex officio,by virtue of one's office
ex parte,"from one side only,partisan"
ex post facto,after the fact
ex tempore,"spontaneously,without preparation"
exempli gratia (eg.),for the sake of example
facta non verba,"deeds not words,action is required"
factotum,one who does everything
festina lente,"more haste, less speed"
fidei defensor,defender of the faith
fidus Achates,faithful companion,
flagrante delicto,in the heat of the crime,
fortuna favet fortibus,fortune favours the strong,Terence
habeas corpus,writ requiring prensentation of the person,
haerent infixi pectore vultus,his looks are imprinted on her breast and his face is imprinted on her heart,Virgil
hic et nunc,here and now,
hic jacet,here lies (on tombstones),
hoc est,this is,
homo sapiens,wise man;man as a member of human species,
homo unius libri,man of one book;one educated by narrow means,
honesta mors turpi vita potior,an honourable death is better than a vile life,
honos habet onus,honor has its burden,
horrible dictu,horrible to relate,
hora fugit,time flies;the hour passes quickly,
ibidem (ibid.),the same text,
id est (i.e.),that is,
id genus omne,all that sort
idem quod,the same as
Iesus Hominum Salvator (I.H.S),"Jesus, Saviour of mankind"
ignotus,unknown
ignoscito saepe alteri numquam tibi,"forgive others often, forgive yourself never"
ignis fatuus,foolish fire;will-of-the-wisp
imprimatur,official sanction for publication of text
in excelsis,"in the highest,to the greatest measure"
in exstenso,"in its entirety,completely"
in extremis,at the point of death
in hoc signo,by this sign (the Cross)
in loc cito (loc cit.),occurring in the place cited
in medias res,in the middle of things
in posse,"as a possibility,potential action"
in principio,in the beginning
in situ,in the original place
in vino veritas,"in wine, there is truth",
in Christi nomine,in the name of Christ,
in bello parvis mementis magni casus intercedunt,in war great things are caused by small things,Julius Caeser
in diem vivere,to live for the day,
indicium sit,leave it unsaid,
infra,below (in the text),
infra dignitatem (infra dig.),beneath one's dignity,
inter alia,among other things,
intra vires,within one's authority,
Iovis,Thursday,
ipse dixit,unsubstantiated assertion,
ipso facto,by the fact itself,
jacta alea est,the die is cast,"Caeser, 49 B.C."
jus gentium,international law among nations,
lacuna,"gap,blank space,missing part",
laesa majestas,the crime of high treason,
"legimus, ne legantur",we read so that others may read,Lactantius
lex talionis,the law of retribution,
lite pendente,while the lawsuit is pending,
locus classicus,standard source of an idea,
Lunae,Monday,
lusus natura,"freak of nature,unusual occurence",
magnum opus,most important work of writer or artist,
mare nostrum,our sea (the Mediterranean),
Martis,Tuesday,
mea culpa,my fault;I am guilty;admission of guilt,
memento mori,reminder of death,
Mercurii,Wednesday,
mirabile dictu,wonderful to say,
modus operandi,method of operation,
modus vivendi,mode of living together,
modo et forma,in manner and form,
modo prescripto,in the manner written,
modus,mode;manner;method,
molo contendere,I do not wish to contend a defense,
more meo,in my own fashion,
more solito,in the usual manner,
more suo,in his own manner,
mortui non mordent,dead men don't bite,
nam et ipsa scientia potestas est,for knowledge is itself power,Bacon
ne plus ultra,"nothing more beyond,highest point",
nihil obstat,"nothing hinders,nothing withstanding",
nihil ex nihilo,nothing from nothing,
nihil,nothing,
nolle prosequi,prosecutor does not wish to continue,
non placet,it does not please,
non sequitur,it does not follow,
non olet,it does not smell,
nota bene,note well,,
"O tempora, O mores","O the times, O the manners",,
obiter dictum,incidental or passing remark,,
omnia vincit amor,love conquers all things,Virgil,
opere citato,occuring in the work cited,,
pari passu,"with equal pace,side by side",,
particeps criminis,a partner in the crime,,
parva leves capiunt animus,small things occupy small minds,Ovid,
Pater noster,our Father (the Lord's Prayer),,
pax vobiscum,peace be with you (plural),,
pax tecum,peace be with you (singular),,
peccavi,"I have sinned,I was wrong",,
persona grata,"an acceptable person,a welcome person",,
persona non grata,"an unacceptable person,a unwelcome person",,
petitio principii,begging the question (logic),,
"post hoc, ergo propter hoc","after this, therefore because of this",,fallacy that temporal succession implies casuality
post scriptum (P.S.),after writing;an addition to a letter after the signature
post meridiem (P.M.),after noon
post mortem,after death;an autopsy
prima facie,"at first glance,at first sight"
primus inter pares,first or foremost among equals
pro tempore,"temporary,for the moment"
pro rata,"in proportion,as a given ratio"
pro tanto,to such an extent;for so much
pro rege et patria,for king and country
quantum libet,as much as you please
quantum meruit,as much as well deserved
quid pro quo,"something for something,this for that"
quod erat demonstrandum (QED),that which was to be proved
quod erat faciendum (QEF),that which was to be done
quod vide (qv.),"for which to see,refer to"
quo vadis?,where are you going?
quod ad hoc,as far as this;to this extent,,
rara avis,"rare bird,an unusual person",,
ratio decidendi,the essentials of a judgement,,
re,in the matter of;concerning,,
re vera,in truth;in fact,,
recto,the right-hand page of a book,,
recta ratio,right reason,,
Regius Profesor,royal professor;title in schools,,
requiescat in pace (RIP),may he rest in peace,,
res ipsa loquitur,the thing speaks for itself,,
res judicata,the things have been judged,,
"respice, adspice, prospice","examine the past, examine the present, examine the future",,motto of the City College of New York
rex bibendi,king of drinking,,
rex regnum,the king of kings,,
Rex Iudaecorum,King of the Jews,,
Salvator mundi,Saviour of the world,,
"salvum fac regem, O Domine",God save the king,,
Saturni,Saturday,,
satis quod sufficit,what suffices is enough,,
scilicet,it is permitted to know,,
scientia,knowledge;science,,
scientia est potentia,knowledge is power,,
semper fidelis,always faithful,,(Marine Corp)
semper paratus,always prepared,,(Coast Guard)
semel prop semper,once and for all,,
semi hora,half an hour,,
semi,a half,,
semper eadem,always the same,,motto of Queen Elizabeth
Sentus Populusque Romanus (S.P.Q.R),the Roman Senate and People,,
sensu bono,in a good sense,,
sensu malo,in a bad sense,,
sensu stricto,strictly speaking,,
septimana,one week,
Servus Servorum Dei,Servant of the Servants of God;the Pope,
si fortuna iuvat,if fortune favours,
si fecisti nega,"if you did it, deny it",
sic passim,thus throughout (the text),
sic transit gloria mundi,thus passes the glory of the world,Thomas … Kempis
sicut meus et mos,as is my habit,Horace
sic,thus;so;as it was;in this way,
sic donet,thus until,
similiter,likewise,
sine qua non,"fundamental cause,necessary precondition",
sine cura,without care,
sine more,without delay,
sit non doctissima coniux,may your wife not be very learned,Martial
soli Deo glorida,glory to God alone,
status quo ante,the situation prevailing before,
status quo,the existing state of things
stet,let it stand
stupor mundi,wonder of the world
sub judice,"under a judge,case not yet decided"
sub poena,"under penalty,writ demanding performance"
sub rosa,"under the rose,in secret,in confidence"
sub voce,"under that heading,under that category"
sui generis,"unique,in a class by itself"
sui juris,capable of assuming legal responsibility
taedium vitae,weariness of life
talis qualis,such as it is
tempus fugit,time flies
tempora acta,times past
tempus,time
terminus ad quem,the latest possible date for an event
terminus a quo,the earliest possible starting point
terra incognita,"unknown realm,unexplored region",
terra firma,dry land,
terra culta,cultivated land,
"terra es, terram ibis","you are dust, you will return to dust",
terra,earth;soil,
"tibi seris, tibi metis","you sow for yourself, you reap for yourself",Cicero
timeo hominem unius libri,I fear the man of one book,Thomas Aquinas
timor mortis morte peior,the fear of death is worse than death,
totidem verbis,in so many words,
ubi mel ibi apes,"where there is honey, there will be bees",
ubique,everywhere,
ultima thule,the furthest point accessible,
ultra vires,outside one's juristiction,
ultra,beyond;more than,
umbra,shadow;shade,
una voce,with one voice;unanimously,
ut infra,see below (in a text),
ut supra,see above (in a text),
vade mecum,"come with me,a reference book",
Veneris,Friday,
"veni, vidi, vici","I came, I saw, I conquered",Julius Caeser
verbatim,"word for word,exactly as quoted",
verso,the left-hand page of a book,
via,by way of,
Via Lactia,the Milky Way,
videlicet,"one may see,that is to say",
vide,see,
vide ante,see before,
vide et crede,see and believe,
vide infra,see below,
vide post,see after,
vide supra,see above,
vide ut infra,see as below
vide ut supra,see as above
videlicet (viz.),one may see;that is to say