De Quervain's tenosynovitis is usually associated with pain when the thumb is folded across the palm and the fingers are flexed over the thumb as the hand is flexed down toward the little finger away from the involved wrist area.
Double negative. English grammar. A double negative is a grammatical construction occurring when two forms of negation are used in the same sentence. Multiple negation is the more general term referring to the occurrence of more than one negative in a clause.
Double vision (diplopia) When a person experiences double vision, or diplopia, they see two images of the same thing at the same time. Double vision may be a long-term problem, or the symptoms may come and go. Double vision may affect a person's ability to drive safely and the DVLA may need to be told about the condition.