'Mesembryanthemum crystallinum' definitions:

Definition of 'Mesembryanthemum crystallinum'

(from WordNet)
noun
Old World annual widely naturalized in warm regions having white flowers and fleshy foliage covered with hairs that resemble ice [syn: ice plant, icicle plant, Mesembryanthemum crystallinum]

Definition of 'Mesembryanthemum crystallinum'

From: GCIDE
  • Ice plant \Ice" plant`\ (Bot.) A plant (Mesembryanthemum crystallinum), sprinkled with pellucid, watery vesicles, which glisten like ice. It is native along the Mediterranean, in the Canaries, and in South Africa. Its juice is said to be demulcent and diuretic; its ashes are used in Spain in making glass. [1913 Webster]