slackened, past participle; slackens, 3rd person singular present; slackening, present participle; slackened, past tense;
Make or become slack
he slackened his grip
the joints can be tightened and slackened off again
the pace never slackens
slow: become slow or slower; "Production slowed"
slack: make less active or fast; "He slackened his pace as he got tired"; "Don't relax your efforts now"
become looser or slack; "the rope slackened"
make slack as by lessening tension or firmness
(slackening) relaxation: an occurrence of control or strength weakening; "the relaxation of requirements"; "the loosening of his grip"; "the slackening of the wind"
To gradually decrease in intensity or tautness; to become slack
In order to ripen cream, you need to add a starter culture to the pasteurized, cooled cream. A cupful of clabbered cream, yogurt, buttermilk, or sour cream is a good starter culture. Use a good brand with as few ingredients as possible, and always use a newly opened container. ...