MEANING
to rise and fall in smooth waves or a wave-like motion
Use it for
Words that belong together
- undulating hills
- undulating surface
- undulate gently
On the page
The hills undulate toward the distant coast.
Long grass undulated in the wind.
A ribbon of light seemed to undulate across the water.
Nearby words
Related words
Word forms
- Base
- undulate / undulates
- Past tense
- undulated
- Past participle
- undulated
- Present participle
- undulating
Full tense & aspect guide
- Present
- undulate / undulates
- Present continuous
- am/is/are undulating
- Present perfect
- have/has undulated
- Present perfect continuous
- have/has been undulating
- Past
- undulated
- Past continuous
- was/were undulating
- Past perfect
- had undulated
- Past perfect continuous
- had been undulating
- Future
- will undulate / undulates
- Future continuous
- will be undulating
- Future perfect
- will have undulated
- Future perfect continuous
- will have been undulating
Choose the auxiliary that agrees with your subject. These are constructions of one word, not separate entries.
Usage notes
Primary curation section: Environment. Describes flowing contours as well as movement; unlike writhe, it does not imply pain or violent twisting. undulate; undulates; undulated; undulated; undulating. Related noun: undulation.
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