| 单词 | induction |
| 释义 | induction n. 1. the act or an instance of inducting or inducing. 2. Med. the process of bringing on (esp. labour) by artificial means. 3. Logic a the inference of a general law from particular instances (cf. DEDUCTION). b Math. a means of proving a theorem by showing that if it is true of any particular case it is true of the next case in a series, and then showing that it is indeed true in one particular case. c (foll. by of) the production of (facts) to prove a general statement. 4. (often attrib.) a formal introduction to a new job, position, etc. (attended an induction course). 5. Electr. a the production of an electric or magnetic state by the proximity (without contact) of an electrified or magnetized body. b the production of an electric current in a conductor by a change of magnetic field. 6. the drawing of a fuel mixture into the cylinders of an internal-combustion engine. 7. US enlistment for military service. Phrases and idioms induction-coil a coil for generating intermittent high voltage from a direct current. induction heating heating by an induced electric current. Etymology: ME f. OF induction or L inductio (as INDUCE) |
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