say it: mah-dur-AY-shuhn
moderation is a noun meaning "quality of being moderate and avoiding extremes". It carries 4 recorded senses.
quality of being moderate and avoiding extremes
a change for the better
the trait of avoiding excesses
the action of lessening in severity or intensity
“the object being control or moderation of economic depressions”
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 moderation 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.