Carpe diem
—Seize the day
From Horace (Odes 1.11). A call to live in the present. Popularized in English by the film Dead Poets Society.
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50+ classical Latin expressions every homeschool student should recognize — with meanings, context, and where you'll encounter them in real literature, speeches, and everyday English.
English is saturated with Latin. Lawyers argue pro bono, politicians invoke e pluribus unum, students use etc. in their essays, and clocks label hours with a.m. and p.m.These aren't antiquarian curiosities — they're living vocabulary.
For classical homeschool students, recognizing Latin phrases is the first step toward reading Latin literature in its original form. Once carpe diemstops being a tattoo and starts being two Latin words you can analyze (imperative verb plus accusative noun), you're already thinking like a Latinist.
Classical curricula like Classical Conversations, Memoria Press, and Visual Latin all teach Latin vocabulary in context. Memorizing famous phrases is a fun gateway: students get the payoff of recognizing them in English before they can read full sentences in Latin.
The Latin expressions most frequently quoted in English literature, speeches, and everyday conversation.
Carpe diem
—Seize the day
From Horace (Odes 1.11). A call to live in the present. Popularized in English by the film Dead Poets Society.
Veni, vidi, vici
—I came, I saw, I conquered
Julius Caesar's report to the Roman Senate after his swift victory at the Battle of Zela in 47 BC.
Cogito, ergo sum
—I think, therefore I am
René Descartes' foundational statement of existence. Latin because 17th-century scholars still wrote philosophy in Latin.
Memento mori
—Remember that you must die
Medieval Christian meditation prompt. A reminder that mortality shapes how we should live today.
Tempus fugit
—Time flies
From Virgil (Georgics 3.284). Often inscribed on sundials as a reminder of mortality.
Et tu, Brute?
—You too, Brutus?
From Shakespeare's Julius Caesar, spoken as Caesar recognizes his friend among his assassins.
Alea iacta est
—The die is cast
Said by Julius Caesar as he crossed the Rubicon in 49 BC, committing to civil war.
Amor vincit omnia
—Love conquers all
From Virgil (Eclogues 10.69). Used in medieval literature, notably by Chaucer in The Canterbury Tales.
Latin phrases that appear on currency, government seals, university crests, and monuments.
E pluribus unum
—Out of many, one
Motto of the United States, appearing on the Great Seal and US coinage. Symbolizes unity from diversity.
Annuit cœptis
—He has favored our undertakings
Appears above the pyramid on the reverse of the US Great Seal and the one-dollar bill.
Novus ordo seclorum
—New order of the ages
Appears below the pyramid on the US Great Seal. Refers to the new American era.
Sic semper tyrannis
—Thus always to tyrants
Motto of the state of Virginia. Traditionally (but probably apocryphally) attributed to Brutus.
Semper fidelis
—Always faithful
Motto of the US Marine Corps. Often shortened to Semper Fi.
Ad astra per aspera
—To the stars through difficulties
Motto of the state of Kansas and a common expression of achievement through struggle.
In God We Trust / In Deo speramus
—In God We Trust / In God we hope
In Deo speramus is the motto of Brown University. "In God We Trust" is the official US national motto.
Veritas
—Truth
Motto of Harvard University and a common heraldic device.
Lux et veritas
—Light and truth
Motto of Yale University.
Phrases used in scholarly writing, legal proceedings, and formal argumentation.
Ad hoc
—For this (purpose)
Used to describe something made or used for a specific immediate purpose. "An ad hoc committee" = a committee formed for one specific task.
Ad infinitum
—To infinity
Describes an endless continuation or repetition.
Bona fide
—In good faith
A "bona fide offer" is a genuine offer made without deceit. Common in legal and commercial contexts.
De facto
—In fact (from fact)
Describes what is true in practice, as opposed to de jure (by law). "English is the de facto language of air travel."
De jure
—By law
Describes what is formally established by law, as opposed to de facto.
Pro bono
—For the good
Short for pro bono publico — "for the public good." Lawyers describe unpaid work as "pro bono."
Quid pro quo
—Something for something
A mutual exchange, one thing in return for another.
Status quo
—The existing state
The current situation. Often used to describe what people want to preserve or change ("maintain the status quo").
Habeas corpus
—You shall have the body
A legal writ requiring a person under arrest to be brought before a judge. A cornerstone of civil liberties.
In loco parentis
—In the place of a parent
The legal doctrine that certain institutions (schools, guardians) take on parental responsibilities.
Latin phrases so common in English that we only use their abbreviations.
e.g. (exempli gratia)
—for example
Used before a specific illustration. "Citrus fruits, e.g. oranges and lemons."
i.e. (id est)
—that is
Used to clarify or restate. "The main event, i.e. the keynote speech." Not interchangeable with e.g.
etc. (et cetera)
—and the rest
Used to indicate a list continues with similar items. "Apples, oranges, bananas, etc."
et al. (et alii)
—and others
Used in academic citations when a work has multiple authors. "Jones et al., 2020."
N.B. (nota bene)
—note well
Draws the reader's attention to something important. Less common in modern writing.
P.S. (post scriptum)
—written after
Used to add a note at the end of a letter after the signature.
A.M. / P.M.
—ante meridiem / post meridiem
Before noon / after noon. The way English-speakers tell time.
A.D. (Anno Domini)
—in the year of the Lord
Used to mark dates after Christ's birth. Increasingly replaced by CE (Common Era) in secular contexts.
vs. / v. (versus)
—against
Used in legal cases ("Brown v. Board of Education") and sports.
lb. (libra)
—pound
Libra was the Roman unit of weight. The abbreviation "lb" for pound comes directly from Latin.
Latin phrases from Christian liturgy, Scripture, and medieval theology.
Pax vobiscum
—Peace be with you
Traditional Christian greeting, especially in Catholic liturgy.
Deo gratias
—Thanks be to God
Common expression of gratitude in Christian contexts.
Soli Deo gloria
—Glory to God alone
A phrase Bach inscribed on his manuscripts (SDG), indicating that his music was dedicated to God.
Ora et labora
—Pray and work
The motto of the Benedictine Order. Saint Benedict's rule for monastic life.
Ad majorem Dei gloriam
—To the greater glory of God
Motto of the Jesuit order (abbreviated AMDG), inscribed on writings and dedications.
In principio
—In the beginning
The opening words of the Latin Vulgate Bible (Genesis 1:1 and John 1:1).
Agnus Dei
—Lamb of God
Part of the Latin Mass. Also the title of a painting and musical setting.
Kyrie eleison
—Lord, have mercy
Though the phrase itself is Greek (Κύριε ἐλέησον), it's used in the Latin Mass and is part of classical Christian vocabulary.
When you encounter a Latin phrase, don't just memorize the English translation — ask what grammar is at work. For example:
Breaking each phrase down turns rote memorization into active grammar practice. See our Latin cases reference and verb tenses guide for the full grammar system.
500+ Henle-aligned vocabulary words, declension drills, and games for classical homeschool families. Free to start — no account needed.
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