/ Dictionary / Index S sequestrectomy: Meaning and Definition of Find definitions for: se•ques•trec•to•my Pronunciation: (sē"kwes-trek'tu-mē), [key] — pl. -mies. the removal of dead spicules or portions, esp. of bone. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sequestration sequestrum Related Content Daily Word Quiz: procrastinate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language