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undulate

/ˈʌn.dʒʊ.leɪt/
IELTSAcademic
verb

To move in a smooth wave-like way. It can describe water, land, a road, or something that rises and falls gently.

  • The sea undulated in the sunlight.
  • The road undulates through the hills.
  • Her voice undulated softly.
adjective

Having a wavy shape or surface. It is often used in writing about nature, design, or movement.

  • We crossed undulate fields.
  • The fabric had an undulate edge.
  • The artist painted undulate lines.

Adinary Nuance

Undulate is more formal than words like "wave" or "wobble". Use it when you want a smooth, graceful, or literary feeling. It often fits descriptions of nature, movement, or shapes, not quick or messy motion.

In other languages

Vietnamese
gợn sóng
Spanish
ondular
Chinese
起伏
Japanese
波打つ
Korean
물결치다

Etymology

Undulate comes from Latin undulatus, from unda meaning 'wave'. It entered English in the 1600s, first in formal writing.

Common phrases

undulating hillsundulating surfaceundulating motionundulate through

Synonyms

Related words

Frequently asked questions

Is undulate a common word in everyday English?
It is not very common in casual speech. You will see it more in writing, descriptions, and academic texts.
What is the difference between undulate and wave?
Wave is more general and common. Undulate sounds smoother, more formal, and more descriptive.
Can I use undulate for a road or land?
Yes. It is often used for land, roads, fields, and other curved surfaces.
Is undulate used as a verb or adjective?
It is used as both. The verb means 'move in waves,' and the adjective means 'having a wavy shape'.