metabisulfite test met·a·bi·sul·fite test (mět’ə-bī-sŭl’fīt’)
A test for sickle-cell hemoglobin in which red blood cells are deoxygenated by the addition of sodium metabisulfite and the cells containing the defective hemoglobin assume a sickle shape.
- Meta bit
The top bit of an 8-bit character, which is on in character values 128–255. Also called high bit, alt bit, or hobbit. Some terminals and consoles (see space-cadet keyboard) have a META shift key. Others (including, *mirabile dictu*, keyboards on IBM PC-class machines) have an ALT key. See also bucky bits. Historical note: although in […]
[met-uh-bol-ik] /ˌmɛt əˈbɒl ɪk/ adjective 1. of, relating to, or affected by . 2. undergoing metamorphosis. adj. 1845 in biological sense, from German metabolisch (1839), from Greek metabolikos “changeable,” from metabole “a change, changing, a transition” (see metabolism). Used earlier in a general sense of “involving change” (1743). Related: Metabolically. metabolic met·a·bol·ic (mět’ə-bŏl’ĭk) adj. Of, […]
- Metabolic acidosis
metabolic acidosis n. Decreased pH and bicarbonate concentration of the body fluids caused either by the accumulation of excess acids stronger than carbonic acid or by abnormal losses of bicarbonate from the body.
- Metabolic alkalosis
metabolic alkalosis n. An increase in the alkalinity of body fluids due to an increase in alkali intake or a decrease in acid concentration, as from vomiting.