Rhachis
The spine.
The continued stem or midrib of a pinnately compound leaf, as in a rose leaf or a fern.
The principal axis in a raceme, spike, panicle, or corymb.
The shaft of a feather. The rhachis of the after-shaft, or plumule, is called the hyporhachis.
The central cord in the stem of a crinoid.
The median part of the radula of a mollusk.
A central cord of the ovary of nematodes.
Related Definitions:
As,
Axis,
Called,
Central,
Compound,
Continued,
Cord,
Corymb,
Crinoid,
Feather,
Fern,
Hyporhachis,
In,
Is,
Leaf,
Median,
Midrib,
Mollusk,
Of,
Or,
Ovary,
Panicle,
Part,
Pinnately,
Plumule,
Principal,
Raceme,
Radula,
Rhachis,
Rose,
Shaft,
Spike,
Spine,
Stem,
The
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