Nearby Words

rachides

[rey-kis]

ra·chis

[rey-kis]
noun, plural ra·chis·es, rach·i·des [rak-i-deez, rey-ki-] .
1.
Botany.
a.
the axis of an inflorescence when somewhat elongated, as in a raceme.
b.
(in a pinnately compound leaf or frond) the prolongation of the petiole along which the leaflets are disposed.
c.
any of various axial structures.
2.
Ornithology. the part of the shaft of a feather bearing the web.
3.
Anatomy. spinal column.
Also, rhachis.


Origin:
1775–85; < Neo-Latin < Greek rháchis spine, ridge, backbone

ra·chid·i·an [ruh-kid-ee-uhn] , ra·chi·al [rey-kee-uhl] , ra·chid·i·al, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Rachides is always a great word to know.
So is lollapalooza. Does it mean:
a chattering or flighty, light-headed person.
an extraordinary or unusual thing, person, or event; an exceptional example or instance.
American Heritage
Medical Dictionary

rachis ra·chis (rā'kĭs)
n. pl. ra·chis·es or rach·i·des (rāk'ĭ-dēz', rā'kĭ-)
See spinal column.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
rachis   (rā'kĭs)  Pronunciation Key 
Plural rachises or rachides (rāk'ĭ-dēz', rā'kĭ-)
A main axis or shaft, such as the main stem of an inflorescence, the stalk of a pinnately compound leaf, the shaft of a feather, or the spinal column.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
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