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Showing 1-20 of 3009 results in 1889 entries
1. AI in A, n. View full entry 1963
...artificial intelligence....
2. accouplement, n. View full entry 1823
...Woodworking and Engin. A component used to bind or brace together two other components of a structure; the structure so bound. Cf. tie7a. rare....
3. accumulator, n. View full entry 1667
...A thing which accumulates something; a storage vessel or device....
4. acme thread in acme, n. View full entry 1908
...a type of screw thread having flat apexes and valleys (as in a square thread), but with the sides of the threads inclined at an angle of 29 degrees....
5. action, n. View full entry 1845
...The way in which an instrument or mechanism, esp. a firearm, acts; the means by which this is effected. Freq. with preceding modifying word....
6. actioner, n. View full entry 1881
...A person who makes the action (action19d) of an instrument. Obs.rare....
7. active optics in active, adj. and n. View full entry 1968
...an automatic system for keeping a reflecting surface in a telescope free from distortion due to gravity or other environmental effects, using small pistons which continuously adjust the position of each part...
8. activity wheel in activity, n. View full entry 1929
...= exercise wheelexercise....
9. actuator, n. View full entry 1856
...Science and Engin. A device that causes some other device to move or operate without providing the motive power for it to do so....
10. addendum, n. View full entry 1841
...Mech. The distance by which a tooth of a gearwheel projects beyond the pitch circle; the part of a tooth of a gearwheel lying outside this circle. Contrasted with dedendum...
11. adhesion, n. View full entry 1825
...Mech. The frictional grip of a wheel on a rail, road surface, etc.; the friction that gives rise to this; spec. (in a railway engine) the maximum force that...
12. adsorption, n. View full entry 1871
...The process or phenomenon by which molecules of a gas, liquid, or solute bind to and form a film or layer on the surface of a material, typically a solid, with which...
13. advance, n. and adj. View full entry 1900
...In an internal-combustion engine: the occurrence of the spark before the moment of greatest compression of the mixture; the extent of this; (also) a component by which this may be varied; =...
14. aeroacoustic, adj. View full entry 1969
...Of or relating to aeroacoustics....
15. aeroacoustics, n. View full entry 1972
...The branch of physics that deals with the production of noise as a result of aerodynamic forces or turbulent airflow; the properties of something as they relate to this form of noise...
16. aerodynamic, adj. View full entry 1898
...Engin. Of or relating to aerodynamics or the phenomena with which it is concerned....
17. aerodynamicist, n. View full entry 1927
...An expert or specialist in aerodynamics....
18. aerodynamics, n. View full entry 1837
...With sing. and (rare) pl. concord. The branch of science that deals with the properties of air and other gases in motion and the interaction between...
19. aerodynamics, n. View full entry 1945
...With pl. concord. The aerodynamic properties of something....
20. aeroelastic, adj. View full entry 1936
...Engin. Of or relating to aeroelasticity....
