say it: SAH-luhm
solemn is an adjective meaning "dignified and somber in manner or character and committed to keeping promises". It carries 2 recorded senses.
characterized by a firm and humorless belief in the validity of your opinions
“both sides were deeply in earnest, even passionate”
“an entirely sincere and cruel tyrant”
“a film with a solemn social message”
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 solemn 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.