resorption
C2CEFR level
80/100Rarity: very rare
TechnicalRegister
The gradual loss of tooth or bone structure through the body's own breakdown process.
The radiograph revealed root resorption that was slowly shortening the tooth.
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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