| ABR | abortus Bang ring [test]; absolute bed rest; auditory brainstem response |
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| BAEP | brainstem auditory evoked potential |
| BAER | brainstem auditory evoked response |
| BERA | brainstem evoked response audiometry |
| BSI | behavior status inventory; blood stream infection; borderline syndrome index; bound serum iron; brai... |
| concept formation | A cognitive process involving the formation of ideas generalised from the knowledge of qualities, aspects, and relations of objects. (12 Dec 1998) |
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| heat of formation | The heat (expressed in calories or joules) absorbed or liberated during the (hypothetical) reaction in which a mole of a compound is formed from the necessary elements, in elemental form. (05 Mar 2000) |
| symptom formation | An unconscious psychological process by which a repressed impulse is indirectly manifested through a particular symptom, e.g., anxiety, compulsion, depression, hallucination, obsession. Synonym: symptom formation. (05 Mar 2000) |
| enthalpy of formation | <chemistry> The enthalpy change when 1 mole of a substance is formed from the elements in their standard states, represented by the symbol Hf. Synonym: heat of formation. (09 Jan 1998) |
| formation | 1. The act of giving form or shape to anything; a forming; a shaping. 2. The manner in which a thing is formed; structure; construction; conformation; form; as, the peculiar formation of the heart. 3. A substance formed or deposited. 4. <geology> Mineral deposits and rock masses designated with reference to their origin; as, the siliceous formation about geysers; alluvial formations; marine formations. A group of beds of the same age or period; as, the Eocene formation. 5. The arrangement of a body of troops, as in a square, column, etc. Origin: L. Formatio: cf. F. Formation. Source: Websters Dictionary (01 Mar 1998) |
| leukodystrophy with diffuse Rosenthal fibre formation | A metabolic disorder whose onset can be in infancy, adolescence, or adulthood; characterised pathologically by widespread cerebral demyelination with astrocyte and primitive oligodendroglial cell proliferation; refractile Rosenthal fibres result from the degeneration of these proliferating cells; aetiology unknown, but possibly due to a metabolic defect of astrocytes; sex-linked recessive disorder. (05 Mar 2000) |