Noun
The knot or bunch of foliage, or foliated ornament, that forms the upper extremity of a pinnacle in Gothic architecture; sometimes, the pinnacle itself.
Source: Webster's dictionaryAside from the spike finial, perhaps the most recognizable feature of the Pickelhaube was the ornamental front plate, which denoted the regiment's province or state. Source: Internet
At the top a capital (also known as a chapiter) or finial decorate the column, depending on whether it is attached to a structure or free-standing. Source: Internet
A finial window, complete, was found between two walls in the then "West's Garage". Source: Internet
Some versions of the Pickelhaube worn by German artillery units employed a ball-shaped finial rather than the pointed spike. Source: Internet
The peg boxes of viols (which hold the tuning pegs) were typically decorated either with elaborate carved heads of animals or people or with the now familiar spiral scroll finial. Source: Internet
The pole is usually topped by a flat plate or ball called a " truck " (originally meant to keep a wooden pole from splitting) or a finial in a more complex shape. Source: Internet