undulate Meaning, Definition & Usage

  1. verb stir up (water) so as to form ripples
    ripple; riffle; ruffle; cockle.
  2. verb occur in soft rounded shapes
    roll.
    • The hills rolled past
  3. verb move in a wavy pattern or with a rising and falling motion
    wave; roll; flap.
    • The curtains undulated
    • the waves rolled towards the beach
  4. verb increase and decrease in volume or pitch, as if in waves
    • The singer's voice undulated
  5. adjective satellite having a wavy margin and rippled surface

WordNet

Un"du*late adjective
Etymology
L. undulatus undulated, wavy, a dim. from unda a wave; cf. AS. , Icel. unnr; perhaps akin to E. water. Cf. Abound, Inundate, Redound, Surround.
Definitions
  1. Same as Undulated.
Un"du*late transitive verb
Wordforms
imperfect & past participle Undulated ; present participle & verbal noun Undulating
Definitions
  1. To cause to move backward and forward, or up and down, in undulations or waves; to cause to vibrate.
    Breath vocalized, that is, vibrated and undulated. Holder.
Un"du*late intransitive verb
Definitions
  1. To move in, or have, undulations or waves; to vibrate; to wave; as, undulating air.

Webster 1913