ETYM Old Eng. lesse, as. laessa; akin to OFries. lęssa; a compar. from a lost positive form. Related to Lesser, Lest, Least. Less has the sense of the comparative degree of little.
(Comparative of 'little' usually used with mass nouns) Quantifier meaning not as great in amount or degree.
1. (Nonstandard in some uses but often idiomatic with measure phrases; 'we had less apples' is not acceptable) Fewer.
2. (Usually preceded by 'no') Lower in quality.
3. (Usually preceded by 'no') Lower in esteem; SYN. lower.
ETYM Latin, a comparative with no positive.
(Homonym: miner).
1. Inferior in number or size or amount.
2. Lesser in scope or effect.
3. Limited in size or scope; SYN. modest, small, small-scale.
4. Of lesser importance or stature or rank.
5. Of lesser seriousness or danger.
6. (British) Of the younger of two boys with the same family name.
7. (Law) Not of legal age; SYN. nonaged, underage.
8. (Music) Of a scale or mode.
9. (Theology) Warranting only temporal punishment; SYN. venial.
10. Pertaining to one's secondary field of academic concentration or specialization.