hypocotyl

noun
hy·​po·​cot·​yl | \ ˈhī-pə-ˌkä-tᵊl How to pronounce hypocotyl (audio) \

Definition of hypocotyl

: the part of the axis of a plant embryo or seedling below the cotyledon — see seedling illustration

First Known Use of hypocotyl

1880, in the meaning defined above

History and Etymology for hypocotyl

short for hypocotyledonous (stem), from hypo- + cotyledon + -ous

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The first known use of hypocotyl was in 1880

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Cite this Entry

“Hypocotyl.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/hypocotyl. Accessed 24 January 2020.

More from Merriam-Webster on hypocotyl

Britannica.com: Encyclopedia article about hypocotyl

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