The term 'widely-held' is a modern English compound that logically combines two established concepts to create a specific meaning. The first element, 'widely', carries the ancient sense of spatial breadth from its Proto-Indo-European root wī- 'apart, away', which evolved into the abstract notion of being extensive or prevalent. The second element, 'held', derives from the Proto-Germanic verb for grasping, haldaną, implying possession or maintenance of a belief. The fusion of these parts creates a metaphorical image of a belief being grasped or maintained across a broad scope, perfectly capturing its contemporary meaning of a view commonly accepted by a large group.

This is a compound adjective formed from the adverb 'widely' and the past participle 'held'. 'Widely' originates from Old English 'wīd' (broad, extensive) + the adverbial suffix '-lice' (modern '-ly'). 'Held' is the past participle of Old English 'healdan' (to grasp, keep).