azygous

[ az-uh-guh s, ey-zahy- ]
/ ˈæz ə gəs, eɪˈzaɪ- /

adjective Biology.

not being one of a pair; single.

Origin of azygous

1640–50; < Greek ázygos, equivalent to a- a-6 + zygós, derivative of zygón yoke1

Example sentences from the Web for azygous

  • The last joint in the abdomen of Crustacea; variously regarded as a segment without appendages, or as an azygous appendage.

    The Ancient Life History of the Earth |Henry Alleyne Nicholson

British Dictionary definitions for azygous

azygous
/ (ˈæzɪɡəs) /

adjective

biology developing or occurring singly

Word Origin for azygous

C17: via New Latin from Greek azugos, from a- 1 + zugon yoke