What does conjugation mean?
Conjugation is the process by which verbs change their form to convey grammatical information such as tense, person, number, mood, and voice. In languages like Latin, French, or Spanish, a single verb may take dozens of distinct forms depending on who performs the action and when it occurs, and learners typically memorise these patterns through conjugation tables. Verbs are also grouped into classes called conjugations based on shared patterns of inflection. Beyond grammar, the word carries an older, broader sense of joining or uniting things, and in biology it describes how organisms such as bacteria exchange genetic material through direct contact. Derived from Latin roots meaning 'to yoke together,' conjugation is essential vocabulary for anyone studying languages formally, appearing constantly in textbooks, classrooms, and discussions of linguistic structure across both British and American English.
The inflection of verbs to show tense, person, number, mood, or voice; also the set of such forms belonging to a single verb.
"Mastering the conjugation of irregular verbs takes considerable practice."
A class of verbs sharing a common pattern of inflection.
"Latin traditionally groups its verbs into four main conjugations."
In biology, the transfer of genetic material between cells (especially bacteria) through direct contact.
"Bacterial conjugation allows antibiotic resistance genes to spread rapidly through a population."
Used when referring to multiple sets of verb forms or several instances of the process.
"The textbook includes full conjugations for all regular verbs in each tense."
Every time you change 'I go' into 'she goes', you're performing a piece of grammar so fundamental that Latin schoolboys spent centuries drilling it — and English hides most of its conjugation in just a handful of endings.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of conjugation
Conjugation derives from the Latin 'coniugatio', itself from 'coniugare' meaning 'to join together' or 'to yoke', formed from 'com-' (together) and 'iugare' (to join), related to 'iugum' (yoke). The term entered English in the late Middle Ages through grammatical tradition inherited from Roman scholars who classified Latin verbs into four principal conjugations. Its core metaphor — binding forms together under a single verb stem — has remained remarkably stable from antiquity to modern linguistics. Cognates include 'conjugate', 'conjugal' (relating to marriage), and 'conjunction'.
Related word forms
How conjugation is actually used
Primarily used in formal and educational contexts relating to language study. The biological sense is technical. In everyday speech, people usually talk about 'verb forms' or 'changing verbs' rather than using this term directly.
Easily confused with conjugation
Declension refers to the inflection of nouns, pronouns, and adjectives (for case, number, gender), while conjugation applies specifically to verbs.