okto(u). The American Heritage® Dictionary of the English Language: Fourth Edition. 2000.

The American Heritage^® Dictionary of the English Language: Fourth Edition. 2000.

Appendix I

Indo-European Roots

ENTRY:	okt(u)
DEFINITION:	Eight. Oldest form ot(u), becoming okt(u) in centum languages. 1a. eight, eighteen, eighty, from Old English eahta, eight, with derivatives eahtatig, eighty, and eahtatne, eighteen (-tne, ten; see dek); b. atto-, from Old Norse ttjn, eighteen (tjn, ten; see dek). Both a and b from Germanic aht. 2. Octans, octant, octave, octavo, octet, octo-, October, octonary; octodecimo, octogenarian, from Latin oct,* eight. 3. octad, octo-; octopus, from Greek okt, eight. 4. at², from Sanskrit a, eight. (Pokorny ot(u) 775.)


The American Heritage^® Dictionary of the English Language, Fourth Edition. Copyright © 2000 by Houghton Mifflin Company. Published by the Houghton Mifflin Company. All rights reserved.