One who describes and maps the surface features of geographic regions. (noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "topographer" in a sentence
""Parallel with the street," wrote the topographer HW Timperley in the 1930s, "and a bowshot from it, the Kennet rolls its deep and clear chalk waters beneath the bowery margins of a score of pleasant gardens ...""
"He embarked on the trip with the backing of Yale, private companies, a few friends and even President William Howard Taft, a fellow Yalie, who assigned a government topographer to accompany the expedition."
"Nick Crane, topographer and presenter of TV series Map Man, thinks they may have used an astrolabe - a highly technical instrument used by classical astronomers, navigators and astrologers which involved checking the horizon, the stars, the sun and all sorts of angles."