say it: TAY-buhl-spoon
tablespoon is a noun meaning "as much as a tablespoon will hold". It carries 2 recorded senses.
as much as a tablespoon will hold
a spoon larger than a dessert spoon; used for serving
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 tablespoon 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.