(n.) That branch of the science of geodesy which has to do with the measurement of heights, either absolutely with reference to the sea level, or relatively.
Thesaurus Entries
altimeter, bathymetry, biometrics, biometry, cadastration, cartography, chorography, craniometry, geodesy, geodetics, goniometry, hypsography, hypsometer, hypsometry, mensuration, metrology, oceanography, planimetry, psychometrics, psychometry, stereometry, surveying, topography
