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Definition of saline
saline
/ˈseɪliːn/
sa · line
Plural:salines
saline Lexical Profile
CEFR
C1
Grade
8
Tier
2
Usage
Top 10k
Syllables
2
saline Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• adjective
1
Containing, impregnated with, or resembling salt (especially sodium chloride).
Example
"Many coastal marsh plants have adapted to thrive in highly saline soil and water."
Synonyms
View all synonyms for saline Antonyms
View all antonyms for saline• noun
1
A sterile solution of sodium chloride and water used in medicine for intravenous infusion, rinsing contact lenses, or cleaning wounds.
Example
"The nurse administered an intravenous drip of normal saline to rehydrate the patient."
2
A natural salt marsh, salt lake, salt spring, or artificial salt pan where salt is produced by evaporation.
Example
"Migratory shorebirds frequently gather to feed in the shallow coastal salines during winter."
Synonyms
View all synonyms for saline• Rhymes for saline
Word Origin & Etymology
Borrowed in the late 15th century from Middle French or directly from Latin salinus ('pertaining to salt'), from sal ('salt').
Cite this Entry
Wordmom. (2026). Definition of Saline. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/saline