← Back to search

Meaning of crown ether | Babel Free

Noun CEFR B2

Definitions

any of a class of macrocyclic compounds containing repeat units of -CH₂CH₂O-
any similar compound containing atoms of nitrogen, sulfur, phosphorus or silicon instead of, or as well as, oxygen

CEFR level

B2

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

See also

crown fire crown flash crown flower crown gall crown glass crown gold