Night-blooming cereus.Licensed from iStockPhoto
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
any of various cactuses that bloom at night, esp. any of many species (genera Hylocereus, Selenicereus, etc.), often grown as house plants
Used by arrangement with John Wiley & Sons, Inc.
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Any of various night-blooming cacti of the genera Hylocereus, Nyctocereus, Peniocereus, and Selenicereus, having large fragrant flowers.