say it: OH-vur-uh-buhn-duhns
overabundance is a noun meaning "the state of being more than full". It carries 2 recorded senses.
a quantity that is more than what is appropriate
“four-year-olds have an overabundance of energy”
“we received an inundation of email”
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 overabundance 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.