[un.cial] adj [LL unciales (litterae) uncial (letters), fr. L, pl. of uncialis weighing an ounce, fr. uncia twelfth part, ounce--more at ounce] (1712): written in the style or size of uncials -- un.cial.ly adv
[2]uncial n (ca. 1775) 1: a handwriting used esp. in Greek and Latin manuscripts of the 4th to the 8th centuries a.d. and made with somewhat rounded separated majuscules but having cursive forms for some letters
2: an uncial letter
3: a manuscript written in uncial