Dictionary Home »
Dictionary Definitions » eighteen
eighteen
(ā′tēn′)
adjective
totaling eight more than ten
Origin: ME eightetene < OE eahtatiene: see eight & teen
noun
the cardinal number between seventeen and nineteen; 18; XVIII
See eighteen in American Heritage Dictionary 4
noun
- The cardinal number equal to 17 + 1.
- The 18th in a set or sequence.
Origin:
Origin: Middle English eightetene
Origin: , from Old English eahtatēne; see oktō(u) in Indo-European roots
.Related Forms:
- eight·eenˈ adjective & pron.
Learn more about eighteen
