English adjective: eighteen | |||
| 1. | eighteen being one more than seventeen | ||
| Synonyms | 18, xviii | ||
| Similar | cardinal | ||
| Antonyms | ordinal | ||
English noun: eighteen | |||
| 1. | eighteen (quantity) the cardinal number that is the sum of seventeen and one | ||
| Synonyms | 18, XVIII | ||
| Broader (hypernym) | large integer | ||