taper
B1CEFR level
80/100Rarity: very rare
TechnicalRegister
Medicine verb
To reduce a treatment gradually rather than stopping it abruptly.
Please continue to taper the analgesic over the next fortnight.
Law noun
A graduated reduction of a relief or allowance as a value rises.
The annual allowance is subject to a taper for individuals with very high incomes.
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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