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aperture-priority vs. shutter-priority

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

adjective

Photography.
  1. of or relating to a semiautomatic exposure system in which the photographer presets the aperture and the camera selects the shutter speed.

[shuht-er-prahy-or-i-tee, -awr-] / ˈʃʌt ər praɪˌɒr ɪ ti, -ˌɔr- /
Also shutter-preferred

adjective

Photography.
  1. of or relating to a semiautomatic exposure system in which the photographer presets the shutter speed and the camera selects the aperture.