photoflood lamp

or pho·to·flood

[ foh-tuh-fluhd lamp or foh-tuh-fluhd ]
/ ˈfoʊ təˌflʌd ˌlæmp or ˈfoʊ təˌflʌd /

noun

an incandescent tungsten lamp in which high intensity is obtained by overloading voltage: used in photography, television, etc.

Origin of photoflood lamp

British Dictionary definitions for photoflood

photoflood
/ (ˈfəʊtəʊˌflʌd) /

noun

a highly incandescent tungsten lamp used as an artificial light source for indoor photography, television, etc. The brightness is obtained by operating with higher than normal current