If you describe something as Celtic, you mean that it is connected with the people and the culture of Scotland, Wales, Ireland, and some other areas such as Brittany.
例句
...important figures in Celtic tradition.凯尔特传统文化中的重要人物
英英词典释义
Noun
1. a branch of the Indo-European languages that (judging from inscriptions and place names) was spread widely over Europe in the pre-Christian era