say it: DOH-suhj
dosage is a noun meaning "the quantity of an active agent (substance or radiation) taken in or absorbed at any one time". It carries 2 recorded senses.
the quantity of an active agent (substance or radiation) taken in or absorbed at any one time
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for dosage come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.