(transitive) To render less lively; to diminish; to muffle. / (intransitive) To become less lively; to diminish (by itself). / (transitive) To make soundproof.

Something that deadens.

plural of deadener

present participle of deaden

The process by which something is deadened. / A forest clearing created by girdling the trees.

simple past tense and past participle of deaden

Third-person singular simple present indicative form of deaden

plural of deadening

Misspelling of deadenylation.

(biochemistry) Any enzyme that catalyzes a deadenylation reaction