Meaning of Algol variable | Babel Free
Definitions
A kind of eclipsing binary star where both stars are near-spherical, such that the timing of the start and end of the eclipses is well-defined.
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.