'Lesser' definitions:

Definition of 'lesser'

(from WordNet)
adjective
Of less size or importance; "the lesser anteater"; "the lesser of two evils" [ant: greater]
adjective
Smaller in size or amount or value; "the lesser powers of Europe"; "the lesser anteater"

Definition of 'Lesser'

From: GCIDE
  • Lesser \Less"er\ (l[e^]s"[~e]r), a. [This word is formed by adding anew the compar. suffix -er (in which r is from an original s) to less. See Less, a.] Less; smaller; inferior. [1913 Webster]
  • God made . . . the lesser light to rule the night. --Gen. i. 15. [1913 Webster]
  • Note: Lesser is used for less, now the compar. of little, in certain special instances in which its employment has become established by custom; as, Lesser Asia (i. e., Asia Minor), the lesser light, and some others; also in poetry, for the sake of the meter, and in prose where its use renders the passage more euphonious. [1913 Webster]
  • The more my prayer, the lesser is my grace. --Shak. [1913 Webster]
  • The larger here, and there the lesser lambs. --Pope. [1913 Webster]
  • By the same reason may a man, in the state of nature, punish the lesser breaches of the law. --Locke. [1913 Webster]

Definition of 'Lesser'

From: GCIDE
  • Lesser \Less"er\, adv. Less. [Obs.] --Shak. [1913 Webster]