Meaning: (comparative of `little' usually used with mass nouns) a quantifier meaning not as great in amount or degree Examples: of less importance. less time to spend with the family. a shower uses less water. less than three years old Synonyms: less(a)
Adverb
Meaning: comparative of little Examples: she walks less than she should. he works less these days
Meaning: used to form the comparative of some adjectives and adverbs Examples: less interesting. less expensive. less quickly Synonyms: less,to_a_lesser_extent