Eight"i*eth, n. The quotient of a unit divided by eighty; one of eighty equal parts.
Eight"ling (?), n. [Eight + - ling.] (Crystallog.) A compound or twin crystal made up of eight individuals.
Eight"score` (?), a. & n. Eight times twenty; a hundred and sixty.
Eight"y (?), a. [AS. eahtatig, where the ending -tig is akin to English ten; cf. G. achtzig. See Eight, and Ten.] Eight times ten; fourscore.
Eight"y, n. 1. The sum of eight times ten; eighty units or objects.
2. A symbol representing eighty units, or ten eight times repeated, as 80 or lxxx.
Eigne (?), a. [OF. aisné, ainsné, F. aîné, fr. L. ante natus born before. Cf. Esnecy.] 1. (Law) Eldest; firstborn. Blackstone.