Germ

Germ or germs may refer to:

== Science == Germ (microorganism), an informal word for a pathogen Germ cell, cell that gives rise to the gametes of an organism that reproduces sexually Germ layer, a primary layer of cells that forms during embryonic development Cereal germ, the reproductive part of a cereal grain Tooth germ, an aggregation of cells that eventually forms a tooth Germ theory of disease, which states that some diseases are caused by microorganisms Germ (mathematics), an object in a topological space that captures local properties