'Michaelmas daisy' definitions:

Definition of 'Michaelmas daisy'

From: WordNet
noun
North American perennial herb having small autumn-blooming purple or pink or white flowers; widely naturalized in Europe [syn: Michaelmas daisy, New York aster, Aster novi-belgii]

Definition of 'Michaelmas daisy'

From: GCIDE
  • Michaelmas \Mich"ael*mas\, n. [Michael + mass religious service; OE. Mighelmesse.] The feast of the archangel Michael, a church festival, celebrated on the 29th of September. Hence, colloquially, autumn. [1913 Webster]
  • Michaelmas daisy. (Bot.) See under Daisy. [1913 Webster]

Definition of 'Michaelmas daisy'

From: GCIDE
  • Daisy \Dai"sy\ (d[=a]"z[y^]), n.; pl. Daisies (d[=a]"z[i^]z). [OE. dayesye, AS. d[ae]ges-e['a]ge day's eye, daisy. See Day, and Eye.] (Bot.) (a) A genus of low herbs (Bellis), belonging to the family Composit[ae]. The common English and classical daisy is Bellis perennis, which has a yellow disk and white or pinkish rays. (b) The whiteweed (Chrysanthemum Leucanthemum), the plant commonly called daisy in North America; -- called also oxeye daisy. See Whiteweed. [1913 Webster]
  • Note: The word daisy is also used for composite plants of other genera, as Erigeron, or fleabane. [1913 Webster]
  • Michaelmas daisy (Bot.), any plant of the genus Aster, of which there are many species.
  • Oxeye daisy (Bot.), the whiteweed. See Daisy (b) . [1913 Webster] daisybush