Definition of monotocardian in English:

monotocardian

adjective

Zoology
  • Designating or relating to prosobranch molluscs having only one gill and whose heart consists of one auricle and one ventricle (formerly placed in a suborder Monotocardia).

noun

Zoology
  • A monotocardian gastropod.

Origin

Early 20th century; earliest use found in Quarterly Journal of Microscopical Science. From scientific Latin Monotocardia, former suborder name + -an.

Pronunciation

monotocardian

/məˌnəʊtəʊˈkɑːdɪən/