megavitamin

adjective

mega·​vi·​ta·​min ˌme-gə-ˈvī-tə-mən 

 British usually  -ˈvi-

: relating to or consisting of very large doses of vitamins

megavitamin therapy

Word History

First Known Use

1968, in the meaning defined above

Medical Definition

megavitamin

adjective

mega·​vi·​ta·​min

-ˌvīt-ə-mən, British usually -ˌvit-

: relating to or consisting of very large doses of vitamins and especially doses many times greater than the Recommended Daily Allowances

megavitamin therapy