The condition called de Quervain's tenosynovitis causes pain on the inside of the wrist and forearm just above the thumb. It is a common problem affecting the wrist and is usually easy to diagnose.
â¢ DOUBLE FLAT (noun) The noun DOUBLE FLAT has 1 sense: 1. a musical notation of two flats in front of a note indicating that it is to be lowered by two semitones. Familiarity information: DOUBLE FLAT used as a noun is very rare.
Double vision is the perception of two images of a single object seen adjacent to each other (horizontally, vertically, or obliquely) or overlapping. Double vision is medically termed diplopia. Polyplopia is the perception of three or more images of a single object overlapping each other.