true-up
C1CEFR level
80/100Rarity: very rare
TechnicalRegister
A reconciling charge that bills a customer for usage or seats consumed beyond the contracted amount.
They added two hundred users mid-term, so the annual true-up is going to be substantial.
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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