Definition of retroserrate in English:

retroserrate

adjective

Botany Zoology
  • Having or denoting serrations which are angled downwards or backwards, as on the stings of stingrays or the leaves of certain plants.

Origin

Mid 19th century. From retro- + serrate.

Pronunciation

retroserrate

/ˌrɛtrə(ʊ)ˈsɛreɪt/