Unknown drug Synonyms
Unknown replaced
Definitions for Unknown
- (adjective) happening or existing without one's knowledge
- (adjective) not known or experienced before
- (adjective) not widely known
Synonyms for phrase
UD abbreviation
UD is an abbreviation for Unknown DrugWhat does UD stand for?
UD stands for "Unknown Drug" Drug replaced
Definitions for Drug
- (noun) a substance or preparation used to treat disease
- (noun) a substance that is used as a medicine or narcotic
- (verb) administer a drug to