oblong oblong /ˈɑːblɔŋ/

adjective

1. Deviating from a square, circle or sphere by being elongated in one direction  ( oblong )
   deviating from a square, circle or sphere by being elongated in one direction
   
2. (of a leaf shape) having a somewhat elongated form with approximately parallel sides  ( oblong )
   (of a leaf shape) having a somewhat elongated form with approximately parallel sides
   

noun

1. A plane figure that deviates from a square or circle due to elongation  ( oblong )
   a plane figure that deviates from a square or circle due to elongation