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Definition of smoothen

smoothen

/ˈsmuː.ðən/
smooth · en
Adverb:smoothly
•
Adjective:smooth
•
Past Simple:smoothened
•
Past Participle:smoothened
•
Present Participle:smoothening
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smoothen Lexical Profile

smoothen Game Scores & Validity

• verb

1

To make or become smooth, flat, or free of roughness and irregularities.

Example

"The carpenter used fine-grit sandpaper to smoothen the edges of the wooden tabletop."

2

To make a process, transition, or dataset less abrupt, volatile, or difficult.

Example

"The software applies a moving average filter to smoothen the fluctuations in the sensor data."

Synonyms
View all synonyms for smoothen
Antonyms
View all antonyms for smoothen

Word Nuance & Usage

While 'smoothen' is formed regularly with the suffix '-en' (like 'soften' or 'flatten'), many style guides and native speakers in American and British English strongly prefer the simple verb 'smooth'. 'Smoothen' remains widely accepted in Indian English and in technical contexts such as data processing and image editing.

• Rhymes for smoothen

• Nearby Words

smooth snake
smooth softshell turtle
smooth sumac
smoothen
smoothie
smoothish
smoothly

Cite this Entry

Wordmom. (2026). Definition of Smoothen. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/smoothen
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