a device that automatically registers the rise and fall of the tide.
Origin of marigraph
1855–60; < Latin mari- (combining form of mare sea) + -graph
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
a gauge for recording the levels of the tides
Word Origin for marigraph
from Latin mare sea + -graph
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012