The number eighteen.
totaling eight more than ten
Origin of eighteenMiddle English eightetene ; from Old English eahtatiene: see eight and amp; teen
the cardinal number between seventeen and nineteen; 18; XVIII
- The cardinal number equal to 17 + 1.
- The 18th in a set or sequence.
Origin of eighteenMiddle English eightetene, from Old English eahtatēne; see oktō(u) in Indo-European roots.
- Ordinal: eighteenth