whitener

Word family  noun white whiteness whitener adjective white verb whiten

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++whit·en·er /ˈwaɪtnə $ -ər/ (also whitening /ˈwaɪtnɪŋ/) noun [countable, uncountable]  CCa substance used to make something more white 增白剂

Examples from the Corpus

whitener• They can be purchased as liquid, frozen liquid, or spray-dried coffee whitener.

whit·en·er nounChineseSyllable  

make used a more Corpus to substance something white

whitener
whit‧en‧er /ˈwaɪtnə $ -ər/ (also whit‧en‧ing /ˈwaɪtnɪŋ/) noun [uncountable and countable]a substance used to make something more white