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Meaning of intervalometer

in•ter•val•om•e•ter

Pronunciation: (in"tur-vu-lom'i-tur), [key]
— n.
  1. an automatic device for operating the shutter of a camera at regular intervals, as in making aerial photographs.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.