orthotropous

adjective

or·thot·ro·pous ȯr-ˈthä-trə-pəs

: having the ovule straight and upright with the micropyle at the apex

Word History

Etymology

International Scientific Vocabulary

First Known Use

1819, in the meaning defined above

Time Traveler

The first known use of orthotropous was in 1819

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orthotropism

orthotropous

orthotype

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Cite this Entry

Style

“Orthotropous.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/orthotropous. Accessed 3 Nov. 2025.

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