Found 2 items, similar to undulate.
English → English (WordNet) Definition: undulate undulate adj : having a sinuate margin and rippled surface v 1: stir up (water) so as to form ripples [syn: ripple, ruffle, riffle, cockle] 2: occur in soft rounded shapes; “The hills rolled past” [syn: roll] 3: move in a wavy pattern or with a rising and falling motion; “The curtains undulated”; “the waves rolled towards the beach” [syn: roll, flap, wave] 4: increase and decrease in volume or pitch, as if in waves; “The singer's voice undulated”
English → English (gcide) Definition: Undulate Undulate \Un"du*late\, a. [L. undulatus undulated, wavy, a dim. from unda a wave; cf. AS. ??, Icel. unnr; perhaps akin to E. water. Cf. Abound, Inundate, Redound, Surround.] Same as Undulated. [1913 Webster] Undulate \Un"du*late\, v. t. [imp. & p. p. Undulated; p. pr. & vb. n. Undulating.] To cause to move backward and forward, or up and down, in undulations or waves; to cause to vibrate. [1913 Webster] Breath vocalized, that is, vibrated and undulated. --Holder. [1913 Webster] Undulate \Un"du*late\, v. i. To move in, or have, undulations or waves; to vibrate; to wave; as, undulating air. [1913 Webster]