rachilla
[ ruh-kil-uh ]
/ rəˈkɪl ə /
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noun, plural ra·chil·lae [ruh-kil-ee]. /rəˈkɪl i/. Botany.
a small or secondary rachis, as the axis of a spikelet in a grass inflorescence.
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Origin of rachilla
1835–45; <New Latin, diminutive of rachisrachis
Words nearby rachilla
Rachel, rachial, rachicentesis, rachidial, rachigraph, rachilla, rachilysis, rachio-, rachiocentesis, rachiometer, rachiotomy
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Example sentences from the Web for rachilla
British Dictionary definitions for rachilla
rachilla
rhachilla
/ (rəˈkɪlə) /
noun
(in grasses) the short stem of a spikelet that bears the florets
Word Origin for rachilla
C19: from New Latin, diminutive of rachis
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Scientific definitions for rachilla
rachilla
[ rə-kĭl′ə ]
Plural rachillae (rə-kĭl′ē)
The stalk that bears the florets in the spikelets of grasses and similar plants, such as rushes and sedges. The rachilla often has a zigzag shape, with florets at each point at which the orientation of the rachilla turns.
The American Heritage® Science Dictionary
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