Megalēnsia (Ta.) or Megalēsia (C., L., O., Iu.), ium, n
an annual festival in honor of Cybele.
Mĕgălensĭa or Mĕgălēsĭa, ĭum, and Mĕgălensis, v. Megale, II. A. ...
A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.