The coming together of things; union. / (biology) The temporary fusion of organisms, especially as part of sexual reproduction / Sexual relations within marriage

(formal) A statement or an idea which is unproven, but is thought to be true; a guess. / (formal) A supposition based upon incomplete evidence; a hypothesis.

(formal, intransitive) To guess; to venture an unproven idea. / (transitive) To infer on slight evidence; to guess at.

Of or relating to marriage, or the relationship of spouses; connubial.

(astrology, astronomy) Relating to a conjunction (appearance in the sky of two astronomical objects with the same right ascension or the same ecliptical longitude).

(grammar) A conjunction. / (logic) A conjunction.

The rights and privileges arising from the marital relationship; especially those of love, affection, companionship, comfort and sexual relations.

(chemistry) Any compound, of general formula HXⁿ⁺, which can be transformed into a conjugate base X⁽ⁿ⁻¹⁾⁺ by the loss of a proton.

(chemistry) Any compound, of general formula Xⁿ⁺, which can be transformed into a conjugate acid HX⁽ⁿ⁺¹⁾⁺ by the gain of a proton.

(physics) Of an subatomic particle that is identical to its antiparticle; includes all gauge bosons except the charged W-boson and quarks.