View definitions for rachis


noun as in spinal column

noun as in spindle

noun as in spine

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Example Sentences

The pinnules are from a line to two lines long, and are adnate to the secondary rachis by a more or less decurrent base.

The stipes is somewhat longer than the rachis, and it is of a whity-green colour.

A simple inflorescence of flowers on pedicels of equal length arranged on a common, elongated axis (rachis).

A simple inflorescence of sessile flowers arranged on a common, elongated axis (rachis).

Under these conditions the midvein is called the rachis (a), and the divisions are called the pinn (b).

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On this page you'll find 24 synonyms, antonyms, and words related to rachis, such as: backbone, myel, rhachis, spine, and vertebrae.

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.