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1. (n.) rachis
any of various axial structures of a plant, as the stem of a leaflet.
2. rachis
the part of the shaft of a feather bearing the web.
Etymology: (1720–30; < NL < Gk rhachîtis inflammation of the spine. See rachis , -itis)
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| Definition of 'rachis' |
Princeton's WordNet |
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1. (noun) rachis
axis of a compound leaf or compound inflorescence
2. (noun) spinal column, vertebral column, spine, backbone, back, rachis
the series of vertebrae forming the axis of the skeleton and protecting the spinal cord
"the fall broke his back"
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| Definition of 'rachis' |
Webster Dictionary |
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1. (noun) rachis
the spine; the vertebral column
2. (noun) rachis
same as Rhachis
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