What does smoothest mean?
“Smoothest” is the superlative form of the adjective “smooth.” In its literal sense, it describes a surface, movement, or substance with the least roughness, unevenness, or friction. It can also characterize the most seamless, effortless, or trouble-free member of a group: a journey may be the smoothest, while an engine or operating system may be the smoothest-running. The word often carries a positive connotation because smoothness suggests both physical evenness and the absence of complications. Nevertheless, the literal meaning remains contextual: the smoothest road is level and free from bumps, whereas the smoothest passage of prose flows easily. In figurative descriptions, “smoothest” commonly identifies the best-integrated or least disrupted performance in a series.
adjectiveHaving the least roughness, friction, or unevenness. Figuratively, it means the most successful, effortless, or trouble-free.
- Having a surface with the least roughness, unevenness, or friction.
- Moving or operating with the least interruption, difficulty, or abrupt change.
- Figuratively, achieving the highest degree of ease, polish, or trouble-free success.
"The mechanic smoothed the surface until it was the smoothest part of the wall."
"The river was the smoothest stretch of water we had encountered that morning."
"After months of revisions, the team was confident that the launch would be its smoothest release yet."
The smoothest surface is not merely the shiniest: it is the one with the fewest microscopic bumps to catch the light or the hand.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does smoothest come from?
The word descends from Middle English “smooth,” ultimately from Old English “smōthe,” meaning soft or free from roughness. It belongs to a Germanic group that includes Old Saxon “smōth” and Old Frisian “smēth,” both referring to smoothness. Modern “smoothest” is formed by adding the usual superlative suffix “-est” to “smooth.”
Related word forms
How smoothest is actually used
Usually used as the superlative of “smooth.” Figurative uses often imply that something is unusually well coordinated or free from disruption.
Easily confused with smoothest
“Smoother” is the comparative form, while “smoothest” is the superlative form used for the highest degree of smoothness.