(comparative of `little' usually used with mass nouns) a quantifier meaning not as great in amount or degree; "of less importance"; "less time to spend with the family"; "a shower uses less water"; "less than three years old"
量や程度においてそれほど大きくない量の意味
less
(usually preceded by `no') lower in quality; "no less than perfect"
品質が下がる
less
(nonstandard in some uses but often idiomatic with measure phrases) fewer; "less than three weeks"; "no less than 50 people attended"; "in 25 words or less"