1. (n.) The state of being united or associated; union; association; league\.
2. (n.) The meeting of two or more stars or planets in the same degree of the zodiac; as, the conjunction of the moon with the sun, or of Jupiter and Saturn.
3. (n.) A connective or connecting word; an indeclinable word which serves to join together sentences, clauses of a sentence, or words; as, and, but, if.