latent period is a noun meaning "the time that elapses between a stimulus and the response to it". It carries 2 recorded senses.
the time that elapses between a stimulus and the response to it
the time that elapses before the presence of a disease is manifested by symptoms
Definitions, synonyms and semantic relations for latent period come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.