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twayblade

American  
[twey-bleyd] / ˈtweɪˌbleɪd /

noun

  1. any of various orchids, especially of the genera Listera and Liparis, characterized by two nearly opposite broad leaves.

twayblade British  
/ ˈtweɪˌbleɪd /

noun

  1. any terrestrial orchid of the genus Listera , having a basal pair of oval unstalked leaves arranged opposite each other

  2. any of various other orchids with paired basal leaves

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of twayblade

1570–80; dial. tway (apocopated form of Old English twēgen twain ) + blade

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.