say it: pith
pith is a noun and verb meaning "soft spongelike central cylinder of the stems of most flowering plants". It is pronounced /ˈpɪθ/ — pith. It carries 3 recorded senses.
soft spongelike central cylinder of the stems of most flowering plants
the choicest or most essential or most vital part of some idea or experience
“the gist of the prosecutor's argument”
“the heart and soul of the Republican Party”
“the nub of the story”
Canada · United Kingdom
remove the pith from (a plant)
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 pith 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.