せいこうい
Meanings
Noun
1. sexual act; sexual intercourse
Pitch accent
いこ
うい
Composed of
nature (of a person); sex; gender; sex (i.e. sexual attraction, activity, etc.); gender; -ty
act; deed; conduct
Used in vocabulary (1 in total)
sexually transmitted disease; sexually transmitted infection; STD; STI
Examples (1 in total)
Syphilis is an infection that can be transmitted through sexual intercourse.