Having eight times as much or as many
Containing lines of eight syllables
one part in eight equal parts
A number system having 8 as its base:
An octan fever, etc.
Find another word for eighth. In this page you can discover 20 synonyms, antonyms, idiomatic expressions, and related words for eighth, like: eightfold, 8th, octosyllabic, one-eighth, octaploid, thirteenth, penultimate, fourteenth, third, 36th and 35th.