Undulation

/ˌʌndjʊlˈe‍ɪʃən/

/ˌʌndʒuːlˈeɪʃən/

[noun]

Undulation

[NOUN]

(physics) a repeated movement or fluctuation, likened to the rise and fall of waves

synonyms : wave

a wavelike motion characterized by a smooth, gentle rising and falling

an undulating curve

synonyms : wave

Examples

1. So again, you have this undulation and growth.

2. Unlike lateral undulation, their muscles are moved all at once, rather than in a sequence.

3. This is the craziest undulation of putting.

4. The in-and-out undulation of the wall, through the traditional vocabulary of architecture, another sign that we're moving toward what I've called a baroque phase in Roman antiquity.