noun

1. exact amount of a medicine or extent of some other treatment to be given or taken at one time or at stated intervals
2. amount of a punishment or other unpleasant experience undergone at one time
3. the amount of radiation delivered to a particular area or to a given part of the body
4. Slang a venereal infection, esp. gonorrhea

Etymology: ME < OFr < ML dosis < Gr, orig., a giving < IE base *do-, to give: see date

transitive verb dosed, dosing dos′·ing

1. to give a dose or doses to
2. to give (medicine, etc.) in doses

Etymology: < dosethe

intransitive verb