brightener

Fetched 2026-10-26 (cache).

Synonyms: brightened, frightener, frightened, heightener, brighten, lightener, tightener, brighter, brightens, hightener, brighteyes

Antonyms: brightened, frightener, frightened, heightener, brighten, lightener, tightener, brighter, brightens, hightener, brighteyes

Related words from Datamuse; suggestions, not definitions.

Noun

1. One who or that which brightens.
2. A [[chemical]] [[agent]] that [[absorb]]s [[ultraviolet]] and [[violet]] [[light]] and re-emits [[blue]] light by [[fluorescence]], used to make [[fabric]] or [[paper]] look whiter.
3. {{lb|en|metallurgy}} Any substance added to an [[electrolytic]] [[bath]] to yield a [[brighter]] [[electroplated]] [[surface]].

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.