[f. Gr. βάρο-ς weight + -γραφος -writing, -writer; cf. telegraph.] A barometer constructed on the aneroid principle, actuating mechanism which records automatically the variations in atmospheric pressure.
1865. Reader, 9 Sept., 291/3. The self-recording barograph continues in operation.
1884. Weekly Scotsman, 9 Feb., 4/1. A barometric chart—secured by means of the barograph.
