The name is a somewhat corrupted feminized Latin form for the original Greek name that meant "the Grape Gatherer," as the first visibility of the star in morning light after the Sun cleared out of the way (the "heliacal rising") told that it was time to pick the grapes.

meaning of

Menkalinan (stars.astro.illinois.edu) MENKALINAN (Beta Aurigae). Beautifully shaped Auriga, the Charioteer, rides high in northern winter skies, dominated by brilliant Capella at the northwestern corner of the prominent pentagon that makes the figure. Almost immediately to the east lies a mid-second magnitude star, Menkalinan (Men-KAL-in-an), at the northeast corner, the Arabic name meaning “the shoulder of the rein-holder.”

Vindemiatrix (stars.astro.illinois.edu) VINDEMIATRIX (Epsilon Virginis). Just over the line into third magnitude (2.83) and third brightest in the constellation Virgo following first magnitude Spica (the Alpha star) and Porrima (Gamma), Vindemiatrix still wound up with Bayer’s Epsilon designation.