(a) The sky, heavens, firmament; -- often pl.; also fig.; ski of night, darkness, night; al the wateres under the ski, all the rivers, etc. in the world; bi o side of the ski, in the same quadrant of……
(a) One of two children born at a single birth, a twin; pl. two children born at one birth, twins, twin siblings; also, in pleonastic phrases: twein (two) twinnes, twinnes two; (b) pl. two animals……
