An erection (clinically: penile erection or penile tumescence) is a physiological phenomenon in which the penis becomes firm, engorged, and enlarged....

Clitoral erection (also known as clitoral tumescence or female erection) is a physiological phenomenon where the clitoris becomes enlarged and firm. Clitoral...

A death erection, angel lust, rigor erectus, or terminal erection is a post-mortem erection, technically a priapism, observed in the corpses of men who...

refer to: Clitoral erection Nipple erection Piloerection, a muscle-effected rising of hair Construction, erection of a building Erection (film), a 1971 short...

The nipple is a raised region of tissue on the surface of the breast from which, in females, milk leaves the breast through the lactiferous ducts to breastfeed...

"The duration of a normal erection before it is classifiable as priapism is still controversial. Ongoing penile erections for more than 6 hours can be...

spontaneous erection of the penis during sleep or when waking up. Along with nocturnal clitoral tumescence, it is also known as sleep-related erection. Colloquially...

the persistent or recurring inability to achieve or maintain a penile erection with sufficient rigidity and duration for satisfactory sexual activity...

flow of blood from the erect penis to produce a stronger erection or to maintain an erection for a longer period of time. They are sometimes used as medical...

"Erection Day" is the seventh episode in the ninth season of the American animated television series South Park. The 132nd episode overall, it first aired...