A sitting on eggs for the purpose of hatching young; a brooding on, or keeping warm, (eggs) to develop the life within, by any process.
- The act of incubating.
- The state of being incubated.
- Medicine The development of an infection from the time the pathogen enters the body until signs or symptoms first appear.
- Medicine The maintenance of an infant, especially a premature infant, in an environment of controlled temperature, humidity, and oxygen concentration in order to provide optimal conditions for growth and development.