1) Blemish 2) Certain skin blemish 3) Defect 4) Greek rock music group 5) Nevus 6) Prominent Gorbachev feature 1) Mole 2) Nevus 
Dermatologists divide birthmarks into two types. Pigmented birthmarks caused by excess skin pigment cells include moles, café-au-lait spots, and Mongolian spots. Vascular birthmarks (also called red birthmarks) are caused by increased blood vessels and include macular stains (salmon patches), hemangiomas, and Port-wine stains. A little over 1 in ...
• (n.) Some peculiar mark or blemish on the body at birth.
an unusual mark or blemish on the skin at birth. See mole; nevus.
a mole or blemish that is present on the skin at birth
<dermatology, paediatrics> Red or purple-coloured vascular skin markings that develop shortly after birth. ... most are usually painless and benign. Some lesions (cavernous haemangiomas) will disappear or become harder to see as the child approaches school age. Localised steroid injections have been used successfully to reduce the size of a b...
(burth´mahrk) a congenital blemish or spot on the skin, usually visible at birth or shortly after; those appearing later are often at the location of a skin defect present at birth. See also nevus. vascular birthmark hemangioma.
Birth'mark` noun Some peculiar mark or blemish on the body at birth. « Most part of this noble lineage carried upon their body for a natural birthmark , . . . a snake. Sir T. North. » 
Type: Term Pronunciation: berth′mark Definitions: 1. A persistent visible lesion, usually on the skin, identified at or near birth; commonly a nevus or hemangioma. See: nevus1
Birthmark: A persistent visible mark on the skin that is evident at birth or shortly thereafter. A birthmark is often due to a nevus (a mole) or an hemangioma (a localized collection of small blood vessels). Birthmarks that are pink or red are commonly capillary hemangiomas -- collections of tiny blood vessels -- that are most evident when the baby...
Any area of discolored skin or abnormal growth that is present on a child at birth. Narrower term(s): Port Wine Stain Hemangioma
is a mole or blemish on the skin formed before birth. They are part of the group of skin lesions known as naevi. 
[n] - a blemish on the skin formed before birth
abnormality of the skin that is present at birth or shortly afterward.
any area of discoloured skin that is present when a baby is born 
nevus noun a blemish on the skin that is formed before birth
abnormality of the skin that is present at birth or shortly afterward.
abnormality of the skin that is present at birth or shortly afterward.
a minor disfigurement or blemish on a person's skin at birth; nevus.
abnormality of the skin that is present at birth or shortly afterward.