con·ju·gate 
(kŏnjə-gāt′)
(kŏnjə-gāt′)v. con·ju·gat·ed, con·ju·gat·ing, con·ju·gates
v.tr.
1. Grammar To inflect (a verb) in its forms for distinctions such as number, person, voice, mood, and tense.
2. To join together.
v.intr.
1. Biology To undergo conjugation.
2. Grammar To be inflected.
adj. (-gĭt, -gāt′)
1. Joined together, especially in a pair or pairs; coupled.
2. Mathematics & Physics Inversely or oppositely related with respect to one of a group of otherwise identical properties, especially designating either or both of a pair of complex numbers differing only in the sign of the imaginary term.
3. Linguistics Derived from a common source, such as the words foul and filth.
4. Chemistry Conjugated.
n. (-gĭt, -gāt′)
1. Mathematics & Physics Any of a set of numbers that satisfy the same irreducible polynomial.
2. Chemistry A chemical compound that has been formed by the joining of two or more compounds.
[Latin coniugāre, coniugāt-, to join together : com-, com- + iugāre, to join (from iugum, yoke; see yeug- in the Appendix of Indo-European roots).]
conju·gate′ly adv.
conju·ga′tive adj.
conju·ga′tor n.