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FIV

Noun CEFR C2

Definitions

  1. Initialism of feline immunodeficiency virus.
    abbreviation, alt-of, initialism, uncountable
  2. Abbreviation of factor IV (clotting factor IV).
    abbreviation, alt-of, uncountable

Equivalents

FrançaisFIV
PortuguêsFIV

CEFR level

C2
Mastery
This word is part of the CEFR C2 vocabulary — mastery level.
See all C2 English words →

See also

five five aggregates Five Alls five and nine Five Ashes Five Boroughs

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