(Oxford British English) to adapt for marine environments

A river in southern England, flowing 336 km (209 mi.) from Gloucestershire, through Wiltshire, Oxfordshire, Berkshire, Buckinghamshire, Surrey and Greater London to the Thames Estuary and North Sea.

(drumming) A paradiddle with a flam on the first note.

(inorganic chemistry) Any of several inorganic compounds of the general formula Mₓ(ON)_y, some of which are inorganic polymers