Definition of Rachis in English :

Define Rachis in English

Rachis meaning in English

Meaning of Rachis in English

Pronunciation of Rachis in English

Rachis pronunciation in English

Pronounce Rachis in English


see synonyms of rachis


1. rachis

axis of a compound leaf or compound inflorescence

2. back, backbone, rachis, spinal column, spine, vertebral column

the series of vertebrae forming the axis of the skeleton and protecting the spinal cord

Example Sentences:
'the fall broke his back'

WordNet Lexical Database for English. Princeton University. 2010.


see synonyms of rachis
nounWord forms: plural rachises, rhachises, rachides or rhachides (ˈrækɪˌdiːz , ˈreɪ-)
1. botany
the main axis or stem of an inflorescence or compound leaf
2. ornithology
the shaft of a feather, esp the part that carries the barbs
3.  another name for spinal column

Collins English Dictionary. Copyright © HarperCollins Publishers


see synonyms of rachis
nounWord forms: plural ˈrachises or rachides (ˈrækəˌdiz ; rakˈədēzˌ; ˈreɪkəˌdiz ; rāˈkədēzˌ)
spinal column
2.  Botany
the principal axis of an inflorescence or of a compound leaf
3.  Zoology
the shaft of a feather, esp. that part bearing the barbs

Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by Houghton Mifflin Harcourt. All rights reserved.


see synonyms of rachis
n. pl. ra·chis·es or rach·i·des (răkĭ-dēz, rākĭ-)
a. The main stem of an elongated inflorescence, as in a grass.
b. The main axis of a pinnately compound leaf or of a fern frond.
2. The main shaft of a bird's feather, especially the part to which the barbs are attached.
3. The spinal column.

The American Heritage ® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.