PLACOID


Meaning of PLACOID in English

transcription, транскрипция: [ ˈpla-ˌkȯid ]

adjective

Etymology: Greek plak-, plax flat surface

Date: 1842

: of, relating to, or being a scale of dermal origin with an enamel-tipped spine characteristic of the elasmobranchs

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