Medical Dictionary monosubstituted adjective mono·sub·sti·tut·ed \ -ˈsəb-stə-ˌt(y)üt-əd \ Trending Now: More Trending: symbiote charlatan lowlife kakistocracy slimeball SEE ALL See What's Trending Now See More Trending Words What's Trending Now More Trending Words symbiote 'an organism living in symbiosis' charlatan 'faker or fraud' lowlife 'a person of low moral character' kakistocracy 'government by the worst people' slimeball 'a morally repulsive or odious person' SEE ALL medical Definition of monosubstituted : having one substituent atom or group in a molecule monosubstituted acetylenes — monosubstitution play \-ˌsəb-stə-ˈt(y)ü-shən\ noun Seen and Heard What made you want to look up monosubstituted? Please tell us where you read or heard it (including the quote, if possible). show hide