From The Collaborative International Dictionary of English v.0.48 :
Mola \Mo"la\, n. (Zool.)
See Sunfish, 1.
[1913 Webster]
From WordNet (r) 3.0 (2006) :
mola
n 1: among the largest bony fish; pelagic fish having an oval
compressed body with high dorsal and anal fins and caudal
fin reduced to a rudder-like lobe; worldwide in warm waters
[syn: ocean sunfish, sunfish, mola, headfish]