← Back to search

Meaning of polywool | Babel Free

Noun CEFR B2

Definitions

A mixture of polymer and wool used as a filter material in aquariums

countable, uncountable

CEFR level

B2

Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

polyword polyworker polywrap polyxeny polyyne polyzeta