What is the Latin word for aquatic?

The usual Latin words for “aquatic” are aquātilis, aquāticus, frutex. The right choice depends on the sense; see the distinctions below.

English → Latin

“aquatic” in Latin

aquātilisliving or growing in water, aquatic aquāticuswater; aquatic; rainy; watery frutexshrub, bush; trunk (of a tree); blockhead

The English word aquatic itself goes back to Latin aqua, through aquaticus.

Riddle & Arnold A Copious and Critical English–Latin Lexicon, 1864

aquatic

aquatilis (aquatiles bestiae, Cic.: also, artorea, frutices, Plin.): aquaticus (aquaticae aves, Plin.).

Quick answer

What is the Latin word for aquatic?: The usual Latin words for “aquatic” are aquātilis, aquāticus, frutex. The right choice depends on the sense; see the distinctions below.

Entry from J. E. Riddle & T. K. Arnold, A Copious and Critical English–Latin Lexicon (rev. C. Anthon, New York: Harper, 1864), digitised by Fergus J. P. Walsh, CC BY-SA 4.0; Latin markup adapted by latindictionary.co.