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improver

American  
[im-proo-ver] / ɪmˈpru vər /

noun

  1. a person or thing that improves.

  2. a substance or agent added to improve a food, especially as a preservative.


Etymology

Origin of improver

First recorded in 1640–50; improve + -er 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Badosa was overwhelmed by Qinwen Zheng, the 19-year-old rapid improver from China, 6-3, 6-2.

From Seattle Times • Sep. 21, 2022

Togo came bottom in 2015 but was the biggest improver in the 2018 report, rising 18 places.

From The Guardian • Mar. 14, 2018

Tesla founder Elon Musk makes a plausible argument that Tesla’s “Autopilot” is a net improver of safety.

From The Wall Street Journal • Aug. 16, 2016

Like many inventors, Bob Nepper, 82, is a compulsive improver.

From New York Times • Apr. 17, 2015

The improver has sought to increase the width of the red ring.

From Wood and Garden Notes and thoughts, practical and critical, of a working amateur by Jekyll, Gertrude

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