RACHIS


Meaning of RACHIS in English

transcription, транскрипция: [ ˈrā-kəs, ˈra- ]

noun

( plural ra·chis·es also ra·chi·des ˈra-kə-ˌdēz, ˈrā-)

Etymology: New Latin rachid-, rachis, from Greek rhachis; akin to Greek rhachos thorn, Lithuanian ražas dry twig, tine

Date: 1785

1. : an axial structure: as

a.

(1) : the elongated axis of an inflorescence

(2) : an extension of the petiole of a compound leaf that bears the leaflets

b. : the distal part of the shaft of a feather that bears the web

2. : spinal column

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.