Meaning of nectocalyx in English:

nectocalyx

Pronunciation /ˌnɛktə(ʊ)ˈkeɪlɪks/ /ˌnɛktə(ʊ)ˈkalɪks/

noun

rare Zoology

Origin

Mid 19th century; earliest use found in Thomas Huxley (1825–1895), biologist and science educationist. From necto- + calyx.