petrolatum

(pe″trŏ-lāt′ŭm)

To hear audio pronunciation of this topic, purchase a subscription or log in.

[petroleum + -ate]
A purified semisolid mixture of hydrocarbons obtained from petroleum. This occlusive substance is used as a base for ointments. It is not suitable for use as a vaginal lubricant because it is not miscible in body secretions.
SYN: SEE: soft paraffin

There's more to see -- the rest of this topic is available only to subscribers.