eighties
- n the decade from 1880 to 1889
- n the decade from 1980 to 1989
- n the time of life between 80 and 90
- n the cardinal number that is the product of ten and eight
eightsome
- n eight people considered as a unit
- n a Scottish reel for eight dancers
eightvo
- n the size of a book whose pages are made by folding a sheet of paper three times to form eight leaves
eijkman
- n Dutch physician who discovered that beriberi is caused by a nutritional deficiency (1858-1930)