: a rounded thick modified underground stem base bearing membranous or scaly leaves and buds and acting as a vegetative reproductive structure compare bulb, tuber

Examples of corm in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The majority of plant material exchanges—transfers of seeds, seedlings, whole plants and corms—took place between institutions located on the same continent. Sarah Kuta, Smithsonian Magazine, 23 Apr. 2025 Consider growing summer-blooming bulbs, corms, and tubers, including agapanthus, begonias, caladiums, calla lilies, canna lilies, dahlias, daylilies, gladiolus, iris, lilies and watsonias. Clarence Schmidt, San Diego Union-Tribune, 16 Apr. 2025 This welcome addition to the forest floor in April grows from an underground tuber or corm, which looks like a very small potato. Sheryl De Vore, Chicago Tribune, 15 Apr. 2025 Once daytime temperatures reach 55-60 degrees, plant the corms 5 inches deep and 4 inches apart. Brandee Gruener, Southern Living, 1 Apr. 2025 See All Example Sentences for corm

Word History

Etymology

borrowed from New Latin cormus, borrowed from Greek kormós "tree trunk after removal of the boughs," from kor-, o-grade derivative from the base of keírein "to cut off, shave" + -mos, resultative noun suffix — more at shear entry 1

First Known Use

1830, in the meaning defined above

Time Traveler
The first known use of corm was in 1830

Browse Nearby Words

Cite this Entry

“Corm.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/corm. Accessed 28 Apr. 2025.

Kids Definition

corm

noun
: a solid underground part of a stem (as of the crocus) that is shaped like a bulb compare bulb sense 1a, tuber sense 1

Medical Definition

corm

noun
: a rounded thick modified underground stem base bearing membranous or scaly leaves and buds and acting as a vegetative reproductive structure

More from Merriam-Webster on corm

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!