The Collaborative International Dictionary
Sembling \Sem"bling\, n. [Cf. Assemble.] (Zo["o]l.) The practice of attracting the males of Lepidoptera or other insects by exposing the female confined in a cage.
Note: It is often adopted by collectors in order to procure specimens of rare species.
Wiktionary
n. (context zoology English) The practice of attracting the males of Lepidoptera or other insects by exposing the female confined in a cage (as by collectors wishing to procure specimens).
Usage examples of "sembling".
A scent of spice swept forward like an exhaled breath, and the creature began sembling, the shift an uncertain blurring, a folding in of darkness itself.
To hover the briefest of moments, before sembling, returning to his human form.
Korbal Broach dropped from his position and began sembling even as he descended.
Buke watched the sembling, smiled at seeing, first Korbal Broachhis armour in shreds, rank tendrils of smoke wreathed around himthen Bauchelain, his pale face bruised along one side of his long jaw, blood crusting his moustache and staining his silver beard.