tide water salinity Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. the amount of salt in tide water. Example Sentence Tide water salinity is affected by heat as water evaporates salinity goes up. More Example Sentences High tide water salinity can harm fish. Synonyms salinity; saltiness; brine content Hear It! Say It! Write It! tide water salinity Switch to cursive Start Share with your friends: