clearance
B1CEFR level
30/100Rarity: fairly common
TechnicalRegister
Medicine noun
The volume of plasma from which a drug is completely removed per unit time by the body's eliminating organs.
Hepatic clearance of the drug falls sharply in cirrhosis, necessitating a lower maintenance dose.
Law noun
An investigation confirming that a proposed product or mark does not infringe existing rights.
Marketing was delayed until trade mark clearance confirmed the brand name was free in every launch market.
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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