laten-, late- +

(Latin: to lurk; to lie hidden, to be hidden)

latency (s), latencies (pl) (noun forms)
1. The state of being not yet evident or active.
2. In computer science, the time it takes for a specific block of data on a data track to rotate around to the read/write head.
3. The time that elapses between a stimulus and the response to it.
4. With reference to an infection, a period in which the infection is present in the host without producing overt symptoms.
latent (adjective)
1. Not presently active; such as, a latent infection.
2. Potentially existing but not presently evident or realized.
3. Present or existing, but in an underdeveloped or unexpressed form; such as, latent talent.
4. Dormant or undeveloped but able to develop normally under suitable conditions; as, latent ability.
5. Present in the unconscious but not consciously expressed.
6. In medicine, an latent infectious agent or disease is one which exists in an inactive or hidden phase; dormant.

A latent fingerprint is one which is not apparent to the eye but can be made sufficiently visible, as by dusting or fuming, for use in identification.

latent hostility (s), latent hostilities (pl) (noun forms)
Feelings of hostility which are not manifest, or which have not made an appearance, yet.
latently (adverb
1. Present and capable of becoming, though not now visible, obvious, active, or symptomatic.
2. In a secret or concealed manner; invisibly: "She was latently infected, but the doctor was able to find a medical cure."
latescence (s), latescences (pl) (noun forms)
A slight withdrawal from view or knowledge: "He was told that the latescence of the aircraft was temporary and that its being lost to view would be resolved when it flew beyond the clouds."
latescent (adjective)
1. Slightly withdrawn from view or knowledge: "The meaning of the latescent word was difficult to find."
2. That which is not obvious to a person's perception or recognition.