Main Entry: ²un·du·late

Pronunciation: \-ˌlāt\

Function: verb

Inflected Form(s): un·du·lat·ed; un·du·lat·ing

Etymology: Late Latin undula small wave, from Latin *undula

Date: 1664

intransitive verb 1 : to form or move in waves : fluctuate
2 : to rise and fall in volume, pitch, or cadence
3 : to present a wavy appearancetransitive verb : to cause to move in a wavy, sinuous, or flowing manner

synonyms see swing