Antonyms of noun diminution

1 of 3 senses of diminution

Sense 2
diminution -- (the statement of a theme in notes of lesser duration (usually half the length of the original))
       Antonym of augmentation (Sense 2)
      => augmentation -- (the statement of a theme in notes of greater duration (usually twice the length of the original))

Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun diminution

3 senses of diminution

Sense 1
decline, diminution -- (change toward something smaller or lower)
       => decrease, decrement -- (a process of becoming smaller or shorter)

Sense 2
diminution -- (the statement of a theme in notes of lesser duration (usually half the length of the original))
       => statement -- ((music) the presentation of a musical theme; "the initial statement of the sonata")

Sense 3
decrease, diminution, reduction, step-down -- (the act of decreasing or reducing something)
       => change of magnitude -- (the act of changing the amount or size of something)