Very Small Aperture Terminal
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very small aperture terminal[¦ver·ē ¦smȯl ¦ap·ə·chər ′tərm·ə·nəl]
An antenna approximately 6 feet (1.8 meters) or less in diameter, that is used for both broadcast reception and interactive communications via geosynrchronous satellites. Abbreviated VSAT.
Very Small Aperture Terminal(communications)
(VSAT) A kind of ground station used to contact a communications satellite such as INMARSAT.