Arts Celtic Studies & Social Sciences

The words Celt and Celtic (also Keltic) may refer to:

Celtic studies or Celtology is the academic discipline occupied with the study of any sort of cultural output relating to the Celtic people. This ranges from linguistics, literature and art history, archaeology and history, the focus lying on the study of the various Celtic languages, living and extinct. The primary areas of focus are the six Celtic languages currently in use: Irish, Scottish Gaelic, Manx, Welsh, Cornish, and Breton.

Living organisms including humans are social when they live collectively in interacting populations, whether they are aware of it, and whether the interaction is voluntary or involuntary.