/ Thesaurus / O Synonyms of ornithogalum umbellatum Find synonyms for: Noun1. starflower, sleepy dick, summer snowflake, Ornithogalum umbellatum, star-of-Bethlehemusage: common Old World herb having grasslike leaves and clusters of star-shaped white flowers with green stripes; naturalized in the eastern United StatesWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: pristine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language