Fortified foods contain vitamin D in the form of either D2 or, more commonly, D3, which is the type produced by human skin exposed to sunlight. Salmon, tuna, swordfish and mackerel are examples of fish whose flesh contains vitamin D, notes the NIH Office of Dietary Supplements.
Definition of Wassermann test. : a test for the detection of syphilis using the Wassermann reaction âcalled also Wassermann.
Also found in: Dictionary, Wikipedia. muscle testing. a method of evaluating the contractile unit, including the muscle, tendons, and associated tissues, of a moving part of the body by neurological or resistance testing.