/ Dictionary / Index S Senlac: Meaning and Definition of Find definitions for: Sen•lac Pronunciation: (sen'lak), [key] — n. a hill in SE England: believed by some historians to have been the site of the Battle of Hastings, 1066. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. seniti senna Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language