Pressure-flaking
noun
1.
a method of manufacturing a flint tool by pressing flakes from a stone core with a pointed implement, usually of wood tipped with antler or copper.
Read Also:
- Pressure-gauge
noun 1. an instrument for measuring the pressure of a gas or liquid. 2. an instrument used to determine the pressure in the bore or chamber of a gun when the charge explodes. pressure gauge noun 1. any instrument for measuring fluid pressure See also Bourdon gauge, manometer
- Pressure-gradient
noun, Meteorology. 1. the change in atmospheric pressure per unit of horizontal distance in the direction in which pressure changes most rapidly. pressure gradient noun 1. the change of pressure per unit distance See adverse pressure gradient, favourable pressure gradient 2. (meteorol) the decrease in atmospheric pressure per unit of horizontal distance, shown on a […]
- Pressure-group
noun 1. an interest group that attempts to influence legislation through the use of lobbying techniques and propaganda. pressure group noun 1. a group of people who seek to exert pressure on legislators, public opinion, etc, in order to promote their own ideas or welfare pressure group definition An organized group that tries to influence […]
- Pressure-ice
noun 1. a general term for ice broken and deformed by stresses generated by wind, currents, or waves.
- Pressureless
noun 1. the exertion of force upon a surface by an object, fluid, etc., in contact with it: the pressure of earth against a wall. 2. Physics. force per unit area. Symbol: P. Compare stress (def 6). 3. Meteorology. atmospheric pressure. 4. Electricity. electromotive force. 5. the state of being pressed or compressed. 6. harassment; […]