I. ˈgram noun
Etymology: obsolete Portuguese (now spelled grão ), grain, from Latin granum
Date: 1702
: any of several leguminous plants (as a chickpea) grown especially for their seed ; also : their seeds
II. ˈgram noun
Etymology: French gramme, from Late Latin gramma, a small weight, from Greek grammat-, gramma letter, writing, a small weight, from graphein to write — more at carve
Date: 1810
1. : a metric unit of mass equal to 1/1000 kilogram and nearly equal to the mass of one cubic centimeter of water at its maximum density — see metric system table
2. : the weight of a gram under the acceleration of gravity
III. noun
Etymology: by shortening & alteration
Date: circa 1934
: grandmother
IV. abbreviation
grammar; grammatical