[ nom-uh-gram, noh-muh- ]
/ ˈnɒm əˌgræm, ˈnoʊ mə- /


a graph, usually containing three parallel scales graduated for different variables so that when a straight line connects values of any two, the related value may be read directly from the third at the point intersected by the line.
any similar graph used to show the relation between quantities, values, numbers, and so on.

Origin of nomogram

First recorded in 1905–10; nomo- + -gram1
Also called nom·o·graph [nom-uh-graf, -grahf, noh-muh-] /ˈnɒm əˌgræf, -ˌgrɑf, ˈnoʊ mə-/, alignment chart. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for nomograph



/ (ˈnɒməˌɡræm, ˈnəʊmə-) /


an arrangement of two linear or logarithmic scales such that an intersecting straight line enables an intermediate values or values on a third scale to be read off
any graphic representation of numerical relationships

Word Origin for nomogram

C20: from Greek nomos law + -gram, on the model of French nomogramme
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

Medical definitions for nomograph

[ nŏmə-grăf′, nō′mə- ]


A graph consisting of three coplanar curves, each curve graduated for a different variable so that a straight line cutting all three curves intersects the related values of each variable.

Other words from nomograph

nom′o•graphic•mogra•phy (nō-mŏgrə-fē) n.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.