Wiktionary
vb. 1 (context intransitive of sexual organs English) To leave the erect, sexually aroused state. 2 (context intransitive of a person English) To lose one's sexual arousal: to experience the detumescence of one's sexual organs. 3 (context transitive English) To cause (a person) to detumesce: to induce detumescence.
Usage examples of "detumesce".
It was only moments before Tom blinked, backed up, detumesced, and rearranged his clothing.
Granted, I had a similar, if detumescing, lump of my own, but I remembered distinctly that Bancroft's limo had shielding against the street 'casts.
A dark-skinned man, big and nude and detumescing, gripping a knife and fork, unnaturally still, sitting opposite a khepri, her slight woman’s body in shadow, her chitinous head in silhouette.
Come let me show you around," she said and led the pouting and surly — and detumescing — Bill away for a sightseeing tour.
The lieutenant's helmet has a green cloth cover stretched over it, and on top of that there is dark webbing, a black net stretched taut and tense and at this moment detumescing, heart thumping evocative.