say it: in-tur-SESH-uhn
intercession is a noun meaning "a prayer to God on behalf of another person". It carries 2 recorded senses.
a prayer to God on behalf of another person
the act of intervening (as to mediate a dispute, etc.)
“it occurs without human intervention”
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 intercession 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.