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Rachis - What does it mean?

rachis | |

rachis

English

(wikipedia rachis)

Alternative forms

* rhachis

Noun

(en-noun)
  • (botany) The main shaft of either a compound leaf, head of grain, or fern frond.
  • (zoology, anatomy) The spine or the vertebrae of the spine.
  • (ornithology) The central shaft of a feather.

    • Usage notes

    * The plural form (rachides) is technically erroneous, being based on a mistaken impression of the Ancient Greek stem.

    Anagrams

    * *

    Not English

    has no English definition. It may be misspelled.