| a gadget; dingus; thingumbob. |
| a chattering or flighty, light-headed person. |
sylph
an imaginary or elemental being that inhabits the air and is mortal but soulless. The existence of such beings was first postulated by the medieval physician Paracelsus, who associated a different being with each of the four elements (earth, air, fire, and water). Compare gnome; undine.
Learn more about sylph with a free trial on Britannica.com.