| English adjective: Celtic | |||
| 1. | Celtic relating to or characteristic of the Celts | ||
| Synonyms | Gaelic | ||
| English noun: Celtic | |||
| 1. | Celtic (communication) a branch of the Indo-European languages that (judging from inscriptions and place names) was spread widely over Europe in the pre-Christian era | ||
| Synonyms | Celtic language | ||
| Broader (hypernym) | Indo-European, Indo-European language, Indo-Hittite | ||
| Narrower (hyponym) | Brittanic, Brythonic, Erse, Gaelic, Goidelic | ||