Noun. 1. pathogen-any disease-producing agent (especially a virus or bacterium or other microorganism). microorganism, micro-organism-any organism of microscopic size. infectious agent, infective agent-an agent capable of producing infection.Translations.. pathogen-any disease-producing agent (especially a virus or bacterium or other microorganism). microorganism, micro-organism-any organism of microscopic size.
Timber porch detail. A covered porch. A porch (from Old French porche, from Latin porticus colonnade, from porta passage) is a construction usually external to the walls of the main building proper, but may be enclosed by latticework, broad windows, screen, or other light frame walls extending from the main structure.
HE PERMANENT OPTIONS FOR RECOVERY-CENTERED HOUSING (PORCH) program provides. evidence-based Permanent Supportive Housing (PSH) services to adults with a history of mental. illness and housing instability or homelessness. The program aims to increase housing stability. and encourage independent living through support services that help participants find, secure and. retain affordable housing.