Variable-density wind tunnel
noun
1.
a closed-circuit wind tunnel entirely contained in a casing in which the pressure and therefore the density of the working fluid can be maintained at a preselected value
Read Also:
- Variable-geometry
adjective 1. denoting an aircraft in which the wings are hinged to give the variable aspect ratio colloquially known as a swing-wing
- Variable-life-insurance
noun 1. an insurance policy whose annuity payments or payment to the beneficiary are not fixed but depend on the income earned by the investment of the premiums.
- Variableness
adjective 1. apt or liable to vary or change; changeable: variable weather; variable moods. 2. capable of being varied or changed; alterable: a variable time limit for completion of a book. 3. inconstant; fickle: a variable lover. 4. having much variation or diversity. 5. Biology. deviating from the usual type, as a species or a […]
- Variable-rate
[vair-ee-uh-buh l-reyt] /ˈvɛər i ə bəlˌreɪt/ adjective 1. providing for changes in the interest rate, adjusted periodically in accordance with prevailing market conditions: a variable-rate mortgage.
- Variable-region
noun, Immunology. 1. a configuration in the upper branches of the Y of an antibody molecule, unique in each antibody type, that binds with the determinant of a specific antigen. variable region The portion of the amino (NH2) terminal of an antibody’s heavy and light chains having a variable amino acid sequence. The structure of […]