Pronunciation: (sev'un-tē-sev'unth), [key]
1. next after the seventy-sixth; being the ordinal number for 77.
2. being one of 77 equal parts.
1. a seventy-seventh part, esp. of one (1/77).
2. the seventy-seventh member of a series.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.