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incubator in·cu·ba·tor (ĭn'kyə-bā'tər, ĭng'-)
An apparatus in which environmental conditions, such as temperature and humidity, can be controlled, often used for growing bacterial cultures, hatching eggs artificially, or providing suitable conditions for a chemical or biological reaction.
An apparatus for maintaining an infant, especially a premature infant, in an environment of controlled temperature, humidity, and oxygen concentration.
A specialized crib used in caring for infants, in which the temperature and oxygen content of the air can be controlled. Often, babies who are born prematurely will be placed in an incubator until they have become strong enough to be housed in a regular crib.
an insulated enclosure in which temperature, humidity, and other environmental conditions can be regulated at levels optimal for growth, hatching, or reproduction. There are three principal kinds of incubators: poultry incubators, infant incubators, and bacteriological incubators.