bathygraphic chart
1Bathygraphic — Bath y*graph ic, a. [Gr. baqy s deep + graphic.] Descriptive of the ocean depth; as, a bathygraphic chart. [Webster 1913 Suppl.] …
1Bathygraphic — Bath y*graph ic, a. [Gr. baqy s deep + graphic.] Descriptive of the ocean depth; as, a bathygraphic chart. [Webster 1913 Suppl.] …