n. & adj.
n. 1 the position in a sequence corresponding to the number 7 in the sequence 1-7. 2 something occupying this position. 3 one of seven equal parts of a thing. 4 Mus. a an interval or chord spanning seven consecutive notes in the diatonic scale (e.g. C to B). b a note separated from another by this interval.
adj. that is the seventh. in seventh heaven see HEAVEN. Seventh-Day Adventists a staunchly protestant branch of the Adventists with beliefs based rigidly on faith and the Scriptures and the imminent return of Christ to earth, and observing the sabbath on Saturday. seventhly adv.