Meaning of sea onion

sea' on"ion

Pronunciation: [key]
  1. Also calleda Mediterranean plant, Urginea maritima, of the lily family, yielding medicinal squill.
  2. a squill, Scilla verna, of the Isle of Wight, having narrow leaves and clusters of violet flowers.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.