Definition of pseudergate in English:

pseudergate

noun

Entomology
rare
  • (Among certain termites) a blind wingless nymph performing some of the functions of a worker.

Origin

1950s; earliest use found in Owain Westmacott Richards (1901–1984), entomologist. After French pseudergate, itself after faux-ouvrier; compare earlier macrergate, micrergate.