Pore

Pore may refer to:

== Biology == === Animal biology and microbiology === Sweat pore, an anatomical structure of the skin of humans (and other mammals) used for secretion of sweat Hair follicle, an anatomical structure of the skin of humans (and other mammals) used for secretion of sebum Canal pore, an anatomical structure that is part of the lateral line sensory system of some aquatic organisms Gonopore, a genital pore present in some invertebrates, particularly insects Ozopore, the external discharge site of defensive glands in millipedes and some arachnids An opening across both inner and outer bacterial membranes, a part of many Gram-negative bacterial secretion systems One of the openings communicating with the skin surface at the terminus of lactiferous ducts in milk-producing mammals