noun

• Concealment; the state of being latent; the state of being hidden.
• Dormancy; the state of being inactive.
• (electronics) A delay, an interval between the initiation of something and the occurrence.
• (medicine) The delay between a stimulus and the response it triggers in an organism.
• A stage in Sigmund Freud's psychoanalytic theory of the psychosexual development of children where children become asexual until their sexual desires come back at puberty.