intervalometer

[ in-ter-vuh-lom-i-ter ]
/ ˌɪn tər vəˈlɒm ɪ tər /

noun

an automatic device for operating the shutter of a camera at regular intervals, as in making aerial photographs.

Origin of intervalometer

First recorded in 1930–35; interval + -o- + -meter

British Dictionary definitions for intervalometer

intervalometer
/ (ˌɪntəvəˈlɒmɪtə) /

noun

an automatic device used to trigger an operation at regular intervals, esp such a device operating the shutter of a camera