A1L1M3U1C3A1N1T1A1R1S1
15 points
ALMUCANTARS is validvalid
ALMUCANTAR, a celestial circle of constant altitude
ALMUCANTAR, (Arabic) a circle of altitude, parallel to the horizon, also ALMACANTAR
ALMUCANTAR, a celestial circle of constant altitude
ALMUCANTAR, (Arabic) a circle of altitude, parallel to the horizon, also ALMACANTAR