Definitions for faciesˈfeɪ ʃiˌiz, -ʃiz
Random House Webster's College Dictionary
fa•ci•esˈfeɪ ʃiˌiz, -ʃiz(n.)(pl.)fa•ci•es.
general appearance, as of an animal or vegetable group.
the appearance and characteristics of a rock formation, esp. as differentiated from contiguous deposits.
a facial expression characteristic of a pathological condition.
a distinctive phase of a prehistoric cultural tradition.
Origin of facies:
1680–1690; < L: form, figure, appearance, face, akin to facere to make
Facial features, like an expression or complexion, typical for patients having certain diseases or conditions (e.g. costive facies).
the anterior part of the head; the face
the general aspect or habit of a species, or group of species, esp. with reference to its adaptation to its environment
the face of a bird, or the front of the head, excluding the bill
U.S. National Library of Medicine
The appearance of the face that is often characteristic of a disease or pathological condition, as the elfin facies of WILLIAMS SYNDROME or the mongoloid facies of DOWN SYNDROME. (Random House Unabridged Dictionary, 2d ed)