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stoma

DEFINITIONS OF: stoma

1

n a mouth or mouthlike opening (especially one created by surgery on the surface of the body to create an opening to an internal organ)

Type of:
opening, orifice, porta
an aperture or hole that opens into a bodily cavity

n a minute epidermal pore in a leaf or stem through which gases and water vapor can pass

Synonyms:
pore, stomate
Types:
germ pore
a pore in the outer wall of a spore or pollen grain through which the germ tube or pollen tube makes its exit on germination
hydathode, water pore, water stoma
a pore that exudes water on the surface or margin of a leaf of higher plants
lenticel
one of many raised pores on the stems of woody plants that allow the interchange of gas between the atmosphere and the interior tissue
Type of:
aperture
a natural opening in something
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