a. Resembling Achilles, the hero of the Iliad; invincible. [ 1913 Webster ]
n.
n. [ L. Achillis tendo. ] (Anat.) The strong tendon formed of the united tendons of the large muscles in the calf of the leg, an inserted into the bone of the heel; -- so called from the mythological account of Achilles being held by the heel when dipped in the River Styx. [ 1913 Webster ]
a.
n. A nickname given to any “poor white” living in the pine woods which cover the sandy hills in Georgia and South Carolina. [ U.S. ] [ 1913 Webster ]
n. [ G., play of colors. ] (Min.) The peculiar bronzelike luster observed in certain minerals, as hypersthene, schiller spar, etc. It is due to the presence of minute inclusions in parallel position, and is sometimes of secondary origin. [ 1913 Webster ]
Schiller spar (Min.),
n. (Min.) The act or process of producing schiller in a mineral mass. [ 1913 Webster ]
n. The horse which goes between the thills, or shafts, and supports them; also, the last horse in a team; -- called also