Definition of palaeonemertean in English:

palaeonemertean

noun

Zoology
  • A ribbon worm (nemertean) of the order Palaeonemertea (class Anopla).

adjective

Zoology
  • Of or relating to the order Palaeonemertea (class Anopla) of ribbon worms.

Origin

Late 19th century; earliest use found in George Rolleston (1829–1881), physician and physiologist. From scientific Latin Palaeonemertea, order name + -an, after nemertean.

Pronunciation

palaeonemertean

/ˌpeɪlɪəʊnɪˈməːtɪən//ˌpalɪəʊnɪˈməːtɪən/