softener What is the Definition of softener?Noun:a substance added to another to make it less hard Other meanings of softener (synonyms, cognates). ENRU softener смягчитель Frequently viewed: actual meaningname meaningzero in a sentenceobject meaningvalidate in a sentenceextend definitiondefinition of ensuremachine meaninglunch meaningdefinition of quantifybubble meaningdecision definition A B C D E F G H I J K L M N O P Q R S T U V W X Y Z