fathogramn.

/ˈfaðəʊɡram/

Etymology: < Fatho- (in Fathometer n.) + -gram comb. form.

A tracing, made by an echo-sounder, representing the varying depth of water beneath a moving vessel.

ΘΚΠ

society > travel > travel by water > vessel, ship, or boat > equipment of vessel > navigational aids > [noun] > depth-finder > tracing made by

echogram1936

fathogram1950

1950 Internat. Hydrogr. Rev. XXVII. 56 If both vessels operate their echo sounders..the depth record may be almost impossible to interpret. Diagonal streaks across the fathogram are an indication of interference.

1953 J. Y. Cousteau Silent World xii. 124 My mind leaped back to the recording of the deep scattering layer. The coincidence of the whale's lunch and the lines drawn on the fathogram may have been entirely fortuitous.

1966 F. P. Shepard & R. F. Dill Submarine Canyons ii. 19 The inverted V that often appears on a fathogram below the crossing of the canyon profile may indicate the true depth of the canyon floor.

This entry has not yet been fully updated (first published 1972; most recently modified version published online March 2018).

单词	fathogram
释义	fathogramn. /ˈfaðəʊɡram/ Etymology: < Fatho- (in Fathometer n.) + -gram comb. form. A tracing, made by an echo-sounder, representing the varying depth of water beneath a moving vessel. ΘΚΠ society > travel > travel by water > vessel, ship, or boat > equipment of vessel > navigational aids > [noun] > depth-finder > tracing made by echogram1936 fathogram1950 1950 Internat. Hydrogr. Rev. XXVII. 56 If both vessels operate their echo sounders..the depth record may be almost impossible to interpret. Diagonal streaks across the fathogram are an indication of interference. 1953 J. Y. Cousteau Silent World xii. 124 My mind leaped back to the recording of the deep scattering layer. The coincidence of the whale's lunch and the lines drawn on the fathogram may have been entirely fortuitous. 1966 F. P. Shepard & R. F. Dill Submarine Canyons ii. 19 The inverted V that often appears on a fathogram below the crossing of the canyon profile may indicate the true depth of the canyon floor. This entry has not yet been fully updated (first published 1972; most recently modified version published online March 2018). < n.1950
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