say it: pree-di-spuh-ZISH-uhn
predisposition is a noun meaning "susceptibility to a pathogen". It carries 3 recorded senses.
susceptibility to a pathogen
an inclination beforehand to interpret statements in a particular way
a disposition in advance to react in a particular way
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for predisposition come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.