fellatio

noun

fel·​la·​tio fə-ˈlā-shē-ˌō 

fe-

variants or less commonly fellation

fə-ˈlā-shən 

fe-

: oral stimulation of the penis

Word History

Etymology

New Latin fellation-, fellatio, from Latin felare, fellare, literally, to suck — more at feminine

First Known Use

1877, in the meaning defined above

Medical Definition

fellatio

noun

fel·​la·​tio fə-ˈlā-shē-ˌō  fe- 

-ˈlät-ē-

variants also fellation

-ˈlā-shən 

plural fellatios also fellations

: oral stimulation of the penis

fellatory

ˈfel-ə-ˌtȯr-ē 

adjective