Definition, Meaning & Synonyms

read-across

noun

/ˈriːd əˌkrɔs/

Definition

The application of data from one chemical substance to predict the behavior or effects of another similar substance.

Examples

The read-across approach allowed researchers to infer the toxicity of a new compound based on similar existing data.
Regulatory agencies often accept read-across data as part of chemical safety assessments.
Some scientists advocate for read-across as a more ethical alternative to animal testing.

Meaning

Read-across is a scientific method used primarily in toxicology and chemistry where information from one substance is applied to another based on structural similarities or biological activity.