CONJUGATE

conjugate, conjugated

(adjective) of an organic compound; containing two or more double bonds each separated from the other by a single bond

conjugate, conjugated

(adjective) formed by the union of two compounds; “a conjugated protein”

conjugate

(adjective) (of a pinnate leaflet) having only one pair of leaflets

conjugate, conjugated, coupled

(adjective) joined together especially in a pair or pairs

conjugate

(verb) unite chemically so that the product is easily broken down into the original compounds

conjugate

(verb) undergo conjugation

conjugate

(verb) add inflections showing person, number, gender, tense, aspect, etc.; “conjugate the verb”

Source: WordNet® 3.1

---

Etymology

Verb

conjugate (third-person singular simple present conjugates, present participle conjugating, simple past and past participle conjugated)

(grammar, transitive) To inflect (a verb) for each person, in order, for one or more tenses.

(mathematics) To multiply on the left by one element and on the right by its inverse.

(rare) To join together, unite; to juxtapose.

(biology, of bacteria and algae) To temporarily fuse, exchanging or transferring DNA.

Hypernyms

• inflect

Noun

conjugate (plural conjugates)

Any entity formed by joining two or more smaller entities together.

(algebra, of a complex number) A complex conjugate.

(algebra) More generally, any of a set of irrational or complex numbers that are zeros of the same polynomial with integral coefficients.

(algebra, field theory, of an element of an extension field) Given a field extension L / K and an element α ∈ L, any other element β ∈ L that is another root of the minimal polynomial of α over K.

(mathematics) An explementary angle.

(grammar) A word agreeing in derivation with another word, and therefore generally resembling it in meaning.

(immunology) A weak and a strong antigen covalently linked together

Adjective

conjugate (not comparable)

United in pairs; yoked together; coupled.

(botany) In single pairs; coupled.

(chemistry) Containing two or more radicals supposed to act the part of a single one.

(grammar) Agreeing in derivation and radical signification; said of words.

(math) Presenting themselves simultaneously and having reciprocal properties; said of quantities, points, lines, axes, curves, etc.

Source: Wiktionary

---

Con"ju*gate, a. Etym: [L. conjugatus, p.p. or conjugare to unite; con- + jugare to join, yoke, marry, jugum yoke; akin to jungere to join. See Join.]

1. United in pairs; yoked together; coupled.

2. (Bot.)

Definition: In single pairs; coupled.

3. (Chem.)

Definition: Containing two or more radicals supposed to act the part of a single one. [R.]

4. (Gram.)

Definition: Agreeing in derivation and radical signification; -- said of words.

5. (Math.)

Definition: Presenting themselves simultaneously and having reciprocal properties; -- frequently used in pure and applied mathematics with reference to two quantities, points, lines, axes, curves, etc. Conjugate axis of a hyperbola (Math.), the line through the center of the curve, perpendicular to the line through the two foci.

– Conjugate diameters (Conic Sections), two diameters of an ellipse or hyperbola such that each bisects all chords drawn parallel to the other.

– Conjugate focus (Opt.) See under Focus.

– Conjugate mirrors (Optics), two mirrors so placed that rays from the focus of one are received at the focus of the other, especially two concave mirrors so placed that rays proceeding from the principal focus of one and reflected in a parallel beam are received upon the other and brought to the principal focus.

– Conjugate point (Geom.), an acnode. See Acnode, and Double point.

– Self-conjugate triangle (Conic Sections), a triangle each of whose vertices is the pole of the opposite side with reference to a conic.

Con`ju*gate, n. Etym: [L. conjugatum a combining, etymological relationship.]

1. A word agreeing in derivation with another word, and therefore generally resembling it in signification. We have learned, in logic, that conjugates are sometimes in name only, and not in deed. Abp. Bramhall.

2. (Chem.)

Definition: A complex radical supposed to act the part of a single radical. [R.]

Con"ju*gate, v. t. [imp. & p.p. Conjugated; p.pr. & vb.n. Conjugating.]

1. To unite in marriage; to join. [Obs.] Sir H. Wotton.

2. (Gram.)

Definition: To inflect (a verb), or give in order the forms which it assumed in its several voices, moods, tenses, numbers, and persons.

Con"ju*gate, v. i. (Biol.)

Definition: To unite in a kind of sexual union, as two or more cells or individuals among the more simple plants and animals.

Source: Webster’s Unabridged Dictionary 1913 Edition

---