What does undulating mean?
Undulating means moving or shaped in waves. It describes a surface, landscape, line, or movement that rises and falls in smooth, flowing curves, as in “undulating hills” or “an undulating melody.” The word can apply to physical motion, such as rippling fabric or rolling water, and figuratively to anything that progresses with a fluctuating or wave-like rhythm. Undulating usually conveys grace, continuity, and gentle movement; it is less appropriate for sharply broken or irregular motion. The term is especially common in descriptive writing about terrain, bodies, fabric, sound, and patterns. It is also the present-participle form of the verb “undulate.” Derived from a Latin word for a small wave, undulating combines a precise image of repeated rises and falls with the broader suggestion of elegant, flowing movement, making it useful for vivid descriptions in both literal and figurative contexts.
Having a wave-like motion, contour, or pattern; characterized by gentle rises and falls.
"The rolling hills formed an undulating landscape beneath the clouds."
Often used before nouns such as “surface,” “landscape,” “line,” and “motion.”
To move, rise, or fall in a wave-like manner.
"Grass undulates in the wind."
This is the present-participle form of “undulate” and is often used in descriptive or literary prose.
Undulating comes from the Latin undula, a diminutive meaning “small wave”—so the word literally evokes waves within waves.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does undulating come from?
Undulating derives from Latin undulāre, “to move in waves,” with the form in English developed through the verb “undulate.” Latin undulāre came from undula, a diminutive of unda, meaning “wave.” Related English forms include “undulation” and “undulatory,” all belonging to the same Latin word family.
How undulating is actually used
The word is descriptive and commonly used in literary, geographical, and figurative contexts. It suggests flowing movement or rolling contours rather than abrupt or irregular motion.
Easily confused with undulating
Undulate is the base verb or adjective, while undulating is its present-participle form and can also function as an adjective.