- Smaller in amount, value, or importance, especially in a comparison between two things: chose the lesser evil. (adjective)
- Of a smaller size than other, similar forms: the lesser anteater. (adjective)
- Less. Used before a participle: a lesser-known writer. (adverb)
- One that is lower in importance, rank, magnitude, or degree: the lesser of two evils. (noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.