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Similar term(s): biologic intake, intake.
Definition:
The process by which a substance crosses
the outer boundary of an organism without
passing an absorption barrier, e.g.
through ingestion
or inhalation.
Source & ©: US EPA
US EPA HAPS Health Effects glossary 
More:
A measure of exposure expressed
as a mass of substance taken in by the body per unit body weight
per unit time e.g. mg/kg/day.
Source & ©: GreenFacts
Related words: Acceptable Daily Intake - Biologic uptake - Tolerable Daily Intake
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