verb (used without object), un·du·lat·ed, un·du·lat·ing.
verb (used with object), un·du·lat·ed, un·du·lat·ing.
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Origin of undulate
OTHER WORDS FROM undulateun·du·la·tor, nounnon·un·du·late, adjectivenon·un·du·lat·ing, adjective
How to use undulate in a sentence
When I scolded him, he undulated his silly yellow body, sprang upon his hind legs, and licked my hands.The Idyl of Twin Fires|Walter Prichard Eaton
After a breathless ascent of at least eight hundred feet, they reached the undulated, barren, rocky surface of a plateau.Overland|John William De Forest
It was an ample plain, whose colour was as yet indistinct, but which here and there undulated like the dunes of the seashore.The conquest of Rome|Matilde Serao
The outline of life, which changes under every respiration, seems to have undulated under the plastic mould of Phidias.
Argentine, a silvery-white slaty variety of calc-spar, containing a little silica with lamin usually undulated.