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Meaning of focaloid | Babel Free

Noun CEFR B2

Definitions

A shell bounded by two concentric, confocal ellipses (in two dimensions) or ellipsoids (in three dimensions).

CEFR level

B2

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

See also

Foch Fochabers Focht Foci focimeter focimetry