The face is a central sense organ complex, normally on the ventral surface of the head for animals that have one. It can, depending on the definition in the human case, include the hair, forehead, eyebrow, eyelashes, eyes, nose, ears, cheeks, mouth, lips, philtrum, temple, teeth, skin, and chin. The face has uses of expression, appearance, and identity amongst others. It also has different senses like olfaction, taste, hearing, and vision.
The face is the feature which best distinguishes a person. There are “special” regions of the human brain, such as the fusiform face area (FFA), which when damaged prevent the recognition of the faces of even intimate family members. The pattern of specific organs such as the eyes or parts thereof are used in biometric identification to uniquely identify individuals.
By extension, anything which is the forward or world facing part of a system which has internal structure is considered its “face”, like the façade of a building. For example a public…