Definition, Meaning & Synonyms

nanogram

Noun

/ˈnænəˌɡræm/

Definition

A unit of mass equal to one billionth of a gram.

Examples

Researchers found that the concentration of the drug was only a few nanograms in a liter of blood.
The contamination level was measured in nanograms per cubic meter of air.
For accurate results, the scale must measure down to the nanogram level.

Meaning

Nanogram is used to measure very small quantities, often used in scientific contexts such as chemistry or biology to quantify substances at a molecular level.