aperture-priority

[ ap-er-cher-prahy-or-i-tee, -awr- ]
/ ˈæp ər tʃər praɪˌɒr ɪ ti, -ˌɔr- /

adjective Photography.

of or relating to a semiautomatic exposure system in which the photographer presets the aperture and the camera selects the shutter speed.
Also ap·er·ture-pre·ferred [ap-er-cher-pri-furd] /ˈæp ər tʃər prɪˌfɜrd/.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019