1 A manâs tactile sensitivity is limited to his genital region, the mouth and ears. 2  Their erogenous zones are also breeches and loin regions, shoulders and cervical spine, back of the head, eye area, underarms, inner surface of hips, nipples.
terra firma. A Latin phrase meaning firm ground, used to mean the land as opposed to the sea. Noun. 1. terra firma - the solid part of the earth's surface; the plane turned away from the sea and moved back over land; the earth shook for several minutes; he dropped the logs on the ground. dry land, ground, solid ground, earth, land.
Black piedra and white piedra. Piedra, meaning stone in Spanish, is an asymptomatic fungal infection of the hair shaft, resulting in the formation of nodules of different hardness on the infected hair.hite and black piedra should be distinguished from each other. It can be noted that black piedra as compared to white piedra, presents a harder nodule that adheres to the hair shaft. Piedra can often be confused with pediculosis or lice infestation.