gram

1 of 5

noun (1)

ˈgram 

: any of several leguminous plants (such as a chickpea) grown especially for their seed

also : their seeds

gram

2 of 5

noun (2)

ˈgram 

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

gram

3 of 5

noun (3)

: grandmother

gram

4 of 5

abbreviation

grammar; grammatical

-gram

5 of 5

noun combining form

: drawing : writing : record

chronogram

telegram

Examples of gram in a Sentence

Recent Examples on the Web

Noun

Troopers also seized an unregistered gun and ammunition from Cook, who is charged with trafficking 200 grams or more of cocaine, as well as unlawful possession of a firearm and ammunition. —Tim Dunn, Boston Herald, 8 Jan. 2026

About 15 grams of fast-acting carbohydrates is recommended to treat low blood sugar. —Lindsey Desoto, Health, 8 Jan. 2026

In November and December 2025, the Task Force recovered more than 20 guns, 646 grams of marijuana, 32 grams of cocaine and crack cocaine, 60 grams of methamphetamine, 9 grams of PCP, and smaller amounts of MDMA, alprazolam and fentanyl. —S.e. Jenkins, CBS News, 8 Jan. 2026

There are 4 calories in 1 gram (g) of protein. —Laura Dorwart, Verywell Health, 7 Jan. 2026

Word History

Etymology

Noun (1)

obsolete Portuguese (now spelled grão), grain, from Latin granum

Noun (2)

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

Noun (3)

by shortening & alteration

Noun combining form

Latin -gramma, from Greek, from gramma

First Known Use

Noun (1)

1702, in the meaning defined above

Noun (2)

1797, in the meaning defined at sense 1

Noun (3)

1923, in the meaning defined above

Phrases Containing gram

• centimeter-gram-second
• gram-atomic weight
• gram calorie
• gram equivalent
• gram molecular weight
• gram-negative
• gram-positive
• gram-variable

Rhymes for gram

• am
• bam
• cham
• clam
• damme
• damn
• abraham
• anagram
• cablegram
• cofferdam
• dendrogram
• diagram

Kids Definition

gram

1 of 2 noun

ˈgram

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

2

: the weight of a gram of mass

-gram

2 of 2 noun combining form

ˌgram

: drawing : writing : record

telegram

Etymology

Noun combining form

from Latin -gramma "piece of writing, record," derived from Greek gramma "letter," derived from graphein "to write" — related to graffito, grammar, -graph

Medical Definition

gram

noun

variants or chiefly British gramme

ˈgram 

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

—abbreviation g

2

: the weight of a gram under standard gravity