| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024in•duc•tion /ɪnˈdʌkʃən/USA pronunciation n. - [uncountable] the act of inducing.
- formal installation in an office, position, etc.: [uncountable]Induction will take place next week.[countable]Inductions normally take place during the spring.
- Philosophy (in logic) a process of reasoning in which individual facts are used to arrive at a general statement or conclusion:[uncountable]If you reason that Mary is dark-haired and Greek, and Bob is dark-haired and Greek, that therefore all Greeks are dark-haired, that is an example of induction.
- Electricity[uncountable] the process by which a body having electric or magnetic properties produces magnetism or an electric charge in a neighboring body without touching it.
See -duc-. WordReference Random House Unabridged Dictionary of American English © 2024in•duc•tion (in duk′shən),USA pronunciation n. - the act of inducing, bringing about, or causing:induction of the hypnotic state.
- the act of inducting;
introduction;
initiation. - formal installation in an office, benefice, or the like.
- Philosophy[Logic.]
- any form of reasoning in which the conclusion, though supported by the premises, does not follow from them necessarily.
- the process of estimating the validity of observations of part of a class of facts as evidence for a proposition about the whole class.
- a conclusion reached by this process.
- MathematicsAlso called mathematical induction. a method of proving a given property true for a set of numbers by proving it true for 1 and then true for an arbitrary positive integer by assuming the property true for all previous positive integers and applying the principle of mathematical induction.
- a presentation or bringing forward, as of facts or evidence.
- Electricitythe process by which a body having electric or magnetic properties produces magnetism, an electric charge, or an electromotive force in a neighboring body without contact. Cf. electromagnetic induction, electrostatic induction.
- Developmental Biology[Embryol.]the process or principle by which one part of the embryo influences the differentiation of another part.
- Biochemistrythe synthesis of an enzyme in response to an increased concentration of its substrate in the cell.
- Literaturean introductory unit in literary work, esp. in an early play;
prelude or scene independent of the main performance but related to it. - [Archaic.]a preface.
- Latin inductiōn- (stem of inductiō). See induct, -ion
- Middle English induccio(u)n 1350–1400
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