Search Result for "flowers-of-an-hour": 
Wordnet 3.0

NOUN (1)

1. annual weedy herb with ephemeral yellow purple-eyed flowers; Old World tropics; naturalized as a weed in North America;
[syn: flower-of-an-hour, flowers-of-an-hour, bladder ketmia, black-eyed Susan, Hibiscus trionum]


The Collaborative International Dictionary of English v.0.48:

flowers-of-an-hour \flowers-of-an-hour\ n. An annual weedy herb (Hibiscus trionum) with ephemeral yellow purple-eyed flowers, native to the Old World tropics and naturalized as a weed in North America. Syn: flower-of-an-hour, bladder ketmia, black-eyed Susan, Hibiscus trionum. [WordNet 1.5]
WordNet (r) 3.0 (2006):

flowers-of-an-hour n 1: annual weedy herb with ephemeral yellow purple-eyed flowers; Old World tropics; naturalized as a weed in North America [syn: flower-of-an-hour, flowers-of-an-hour, bladder ketmia, black-eyed Susan, Hibiscus trionum]