• synonyms


[ stip-yool ]
/ ˈstɪp yul /

noun Botany.

one of a pair of lateral appendages, often leaflike, at the base of a leaf petiole in many plants.


needle, stalk, frond, petal, scale, blade, leaflet, flag, pad, bract, petiole, foliole

Nearby words

stippled epiphysis, stippling, stipulate, stipulation, stipulatory, stipule, stipuliform, stir, stir up, stir up a hornets' nest, stir-crazy

Origin of stipule

1785–95; < Latin stipula stalk, noun use of feminine of *stipulus firm (recorded in LL); akin to stipes
Related formsstip·u·lar, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for stipules

British Dictionary definitions for stipules


/ (ˈstɪpjuːl) /


a small paired usually leaflike outgrowth occurring at the base of a leaf or its stalk
Derived Formsstipular (ˈstɪpjʊlə), adjective

Word Origin for stipule

C18: from Latin; see stipe, stipes
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

Word Origin and History for stipules



"small appendage at the base of the petiole of a leaf," 1793, from French stipule, from Latin stipula "stalk (of hay), straw."

Online Etymology Dictionary, © 2010 Douglas Harper

Science definitions for stipules


[ stĭpyōōl ]

One of the usually small, paired parts resembling leaves at the base of a leafstalk in certain plants, such as roses and beans.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.