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Definition or meaning of the English word Rhachis
The median part of the radula of a mollusk. (n.). The principal axis in a raceme; spike; panicle; or corymb. (n.). The central cord in the stem of a crinoid. (n.). The continued stem or midrib of a pinnately compound leaf; as in a rose leaf or a fern. (n.). A central cord of the ovary of nematodes. (n.). The shaft of a feather. The rhachis of the after-shaft; or plumule; is called the hyporhachis. (n.). |
