Druid: a priest
of the Celtic religion
, often called Druidism
. From drui
, Old Irish
term of disputed origin. Later Latinize
d by Julius Caesar
, plural druides. Possible derivation from the Greek drus
, or from druwides
dru-: superlative Indo-European prefix, or deru- also dreu-, "solid, firm, made of wood"
-wid: Indo-European *weid-, "to see"; compare with videre (Latin) and idein (Greek)--to see, to know. Hense, either all-knowing, or knowers of the oak.
Or, from Indo-European
Modern Gaelic has the word draoi: sorcerer, while modern Welsh has derwydd: wizard.