RACHIS


Meaning of RACHIS in English

n. (pl. rachides)

1. Bot. a a stem of grass etc. bearing flower-stalks at short intervals. b the axis of a compound leaf or frond.

2 Anat. the vertebral column or the cord from which it develops.

3 Zool. a feather-shaft, esp. the part bearing the barbs.

Derivatives:

rachidial adj.

Etymology: mod.L f. Gk rhakhis spine: the E pl. -ides is erron.

Oxford English vocab.      Оксфордский английский словарь.