onanism

n.

交媾中断（指为防止受精在即将射精前有意中断的性交）；

Onanism
[Onanism]
[Onanism]
POLITICAL ONANISM AND SCEPTICISM IN A DEMOCRATIC COUNTRY
Onanism, enlightenment medicine, and the immanent justice of nature
Onanism and child sexual abuse: a comparative study of two hypotheses.
Beddoes, Pygmalion, and the Art of Onanism
Wet-nursing, onanism, and the breast in eighteenth-century Germany
The preventive obstacle or conjugal onanism.
The popularization of medicine: Tissot on onanism.
Auto-erotism: a psychiatric study of onanism and neurosis
Dracula's Band of the Hand: Suppressed Male Onanism
The Frightful Consequences of Onanism: Notes on the History of a Delusion