[1] : The Collaborative International Dictionary of English v.0.48

easel \ea"sel\, n. d. ezel ass, donkey, hence, easel, or g.
   esel; akin to e. ass. see ass.
   a frame commonly of wood serving to hold a canvas upright,
   or nearly upright, for the painter's convenience or for
   exhibition.
   1913 webster

   easel picture, easel piece, a painting of moderate size
      such as is made while resting on an easel, as
      distinguished from a painting on a wall or ceiling.
      1913 webster
see also:
ass easel picture easel piece 

Easel >> E Words
Easel, definition of term: Easel
easel_pag1.html

Picture >> P Words
Picture, definition of term: Picture
picture_pag1.html

Picture Writing >> P Words
Picture Writing, definition of term: Picture Writing
picture+writing_pag1.html

Picture Tube >> P Words
Picture Tube, definition of term: Picture Tube
picture+tube_pag1.html

Picture Book >> P Words
Picture Book, definition of term: Picture Book
picture+book_pag1.html

Motion Picture >> M Words
Motion Picture, definition of term: Motion Picture
motion+picture_pag1.html