What is the meaning of Mero?

Any of several large groupers of warm seas.

Meropenem.

grouper

-mer

grouper (Epinephelus marginatus)

boy

bachelor

synonym of meri

alternative form of mirour

collared peccary

more

more

mere, pure, simple, sheer

dative/ablative singular of merum

dative/ablative masculine/neuter singular of merus

mere (no more than)

mere

pure

very, plain, simple (used for emphasis)

just about, almost

exactly, precisely

grouper (fish)

Source: wiktionary.org