crohn's disease
B2CEFR level
45/100Rarity: uncommon
TechnicalRegister
A chronic inflammatory disease that can affect any part of the gut wall, from mouth to anus, in a patchy pattern.
His Crohn's disease had caused a stricture in the terminal ileum requiring resection.
Rarity runs from 0 (a word everyone knows) to 100 (almost never seen outside specialist or literary writing). Level is the word's real difficulty on the CEFR scale, from A1 to C2.
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