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: definition of fastdefinition of introduceinstall meaningcorrectness meaningdifficult meaningnotebook meaningclass definitionsale meaningseries in a sentencebooth meaningstudent meaningnevertheless meaning 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