Definition of plenilunium in English:

plenilunium

noun

  • A full moon; the time of a full moon; = plenilune.

Origin

Early 17th century; earliest use found in Thomas Tomkis (b. c1580), playwright. From classical Latin plēnilūnium time of full moon from plēni- + lūna + -ium.

Pronunciation

plenilunium

/ˌpliːnɪˈl(j)uːnɪəm//ˌplɛnɪˈl(j)uːnɪəm/