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Related to hydrographer: hydrographic chart


n. pl. hy·drog·ra·phies
1. The scientific description and analysis of the physical conditions, boundaries, flow, and related characteristics of the earth's surface waters.
2. The mapping of bodies of water.

hy·drog′ra·pher n.
hy′dro·graph′ic (hī′drə-grăf′ĭk) adj.
hy′dro·graph′i·cal·ly adv.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in classic literature ?
I have stated in the preface to the first Edition of this work, and in the Zoology of the Voyage of the Beagle, that it was in consequence of a wish expressed by Captain Fitz Roy, of having some scientific person on board, accompanied by an offer from him of giving up part of his own accommodations, that I volunteered my services, which received, through the kindness of the hydrographer, Captain Beaufort, the sanction of the Lords of the Admiralty.
If navigation ever existed on the surface of the moon, it must have been wonderfully difficult and dangerous; and we may well pity the Selenite sailors and hydrographers; the former, when they came upon these perilous coasts, the latter when they took the soundings of its stormy banks.
Because of his tendency to revise and improve modern methods, his suggestions gave him the post of Hydrographer of the Royal Navy.
He even invokes other modes of representation: 'Suppose the great hydrographer of the Admiralty himself can't describe it' (p.
The Directorate for Geographic Information (responsible for co-ordinating the joint effort of Landward Mapping, the Hydrographer and JARIC) and the Infocentre (a facility for the collection and indexing of intelligence information for exploitation by the processing function) also form part of this subdivision.
"The tsunami wiped out tons of shoreline," said Forrest Noll, a hydrographer with the Naval Oceanographic Office.
Decaen, it must be said, was guilty of a similar breach of Baudin's expedition's passport when he substituted the hydrographer Pierre Faure with his brother-in-law Barois and sent him back to France with secret dispatches.
All the observations and data upon which the charts are based and projected, have undergone his severe and searching scrutiny." [57] Stuart had been a hydrographer with the U.
So we are treated, for instance, to "technical details of the digital camera" the director uses; the "quasi-exhaustive inventory of the collection" of a man who cleans a highway service station, "the unabridged transcript of an interview with a road hydrographer on [his] technical point of view of the highway," "a partial inventory of objects sold at the Fina station in North Dijon," and a list of the daily "routes, hours, sequence of events, kilometers, receipts, things drunk, eaten, and bought in six days on the highway by a director and an author." Mr.
Rennell acknowledges the aid of maps made by Alexander Dalrymple, the East India Company's hydrographer, (36) and one Monsieur d'Apres, whose new Neptune Orientale contributed to Rennell's knowledge of the Indian coasts and islands.