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Meaning of bir- | Babel Free

Phrase CEFR B1

Definitions

A variant of bi- (“two”), used before a root beginning with a vowel (for example, aryl as in biraryl) to aid pronunciation.

morpheme

CEFR level

B1

Intermediate
This word is part of the CEFR B1 vocabulary — intermediate level.

See also

bird in the hand birds of a feather flock together bis dat qui cito dat bis- bismuto- bit by a barn mouse