undulate(redirected from undulations)
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un·du·late(ŭn′jə-lāt′, ŭn′dyə-, -də-)
v. un·du·lat·ed, un·du·lat·ing, un·du·lates
1. To move in waves or with a smooth, wavelike motion: "gleaming seaweed that curls and undulates with the tide" (Willa Cather).
2. To have a wavelike appearance or form: dunes that undulate toward the sea.
3. To increase and decrease in volume or pitch.
1. To cause to move in a smooth wavelike motion: The dancer undulated her hips.
2. To give a wavelike appearance or form to: The rock strata are undulated.
adj. (-lĭt, -lāt′)
Having a wavy outline or appearance: leaves with undulate margins.
[From Late Latin undula, small wave, diminutive of Latin unda, wave; see wed- in Indo-European roots.]
un′du·la·to′ry (-lə-tôr′ē) adj.
1. to move or cause to move in waves or as if in waves
2. to have or provide with a wavy form or appearance
having a wavy or rippled appearance, margin, or form: an undulate leaf.
[C17: from Latin undulātus, from unda a wave]
un•du•late(v. ˈʌn dʒəˌleɪt, ˈʌn dyə-, -də-; adj. -lɪt, -ˌleɪt)
v. -lat•ed, -lat•ing,
1. to move with a wavelike motion, as with a smooth rising-and-falling or side-to-side movement.
2. to have a wavy form or surface.
3. (of a sound) to rise and fall in pitch: a siren undulating in the distance.v.t.
4. to cause to move in waves.
5. to give a wavy form to.adj.
6. Also, un′du•lat`ed. having a wavelike form or surface; wavy.
[1650–60; < Latin undulātus wavy]
undulate- From Latin unda, "wave."
See also related terms for wave.
Past participle: undulated
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|Verb||1.||undulate - stir up (water) so as to form ripples|
|2.||undulate - occur in soft rounded shapes; "The hills rolled past"|
|3.||undulate - move in a wavy pattern or with a rising and falling motion; "The curtains undulated"; "the waves rolled towards the beach"|
move - move so as to change position, perform a nontranslational motion; "He moved his hand slightly to the right"
luff - flap when the wind is blowing equally on both sides; "the sails luffed"
|4.||undulate - increase and decrease in volume or pitch, as if in waves; "The singer's voice undulated"|
change - undergo a change; become different in essence; losing one's or its original nature; "She changed completely as she grew older"; "The weather changed last night"
|Adj.||1.||undulate - having a wavy margin and rippled surface|
smooth - of the margin of a leaf shape; not broken up into teeth