tukumate
1. (noun) pathogen, infectious agent.
Kāore i ārikarika te hōrapa o ētahi tukumate, pērā i te huaketo rewharewha i kino nei te pā ki te iwi Māori i te rautau tekau mā iwa (RP 2009:419). / Some pathogens spread widely, like the influenza virus that badly affected the Māori people in the nineteenth century.