n.
Pronunciation: ' nä-m ə - ˌ gram, ' n ō -
Function: noun
Etymology: Greek nomos law + International Scientific Vocabulary -gram ― more at NIMBLE
Date: 1908
: a graphic representation that consists of several lines marked off to scale and arranged in such a way that by using a straightedge to connect known values on two lines an unknown value can be read at the point of intersection with another line