[Ce.phe.id] n [ISV, fr. Cepheus] (ca. 1903): any of a class of pulsating stars whose very regular light variations are related directly to their intrinsic luminosities and whose apparent luminosities are used to estimate distances in astronomy
CEPHEID
Meaning of CEPHEID in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012