What is the origin of 'sleep tight'?

Read moreOne of the mysteries of the English language finally explained.

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Characterized by or based on the inference of particular instances from a general law.

*‘deductive reasoning’**‘I used my deductive powers’*-
*‘That is a valid deductive argument against materialism, and its premises are hard to deny.’* -
*‘Although empiricists also used deductive reasoning, they put a greater emphasis on the inductive method championed by fellow British countryman Francis Bacon.’* -
*‘These insights are said to be made a priori and Austrian reasoning is thus deductive, not inductive, or empirical.’* -
*‘Mathematics in its widest signification is the development of all types of formal, necessary, deductive reasoning.’* -
*‘All that we require is some general and less than deductive understanding of how economic properties and relations might be underlain by physical ones.’* -
*‘First, modern mathematical methods were to be represented in formal deductive systems.’* -
*‘The key thing about is that it is not, or at least not obviously, an instance of some general deductive or probabilistic principle.’* -
*‘If inductive inference can teach us something new, in opposition to deductive inference, this is because it is not a tautology.’* -
*‘Still, Adams's result vindicates deductive reasoning from uncertain premises, provided that they are not too uncertain, and there are not too many of them.’* -
*‘This knowledge is a balanced assessment, since it is based on both deductive or objective and inductive or empathic reasoning.’* -
*‘Neither deductive nor inductive reasoning can account for the way in which we immediately see that such principles are true.’* -
*‘He saw mathematics as providing the most fundamental of all ideas and the deductive reasoning of mathematics was seen as the ideal way of achieving knowledge.’* -
*‘Aristotle was not primarily a mathematician but made important contributions by systematising deductive logic.’* -
*‘The deductive and inductive procedures, applied to the sentences, produce the inferences.’* -
*‘These are not specific geometrical properties but rather general assumptions which allow mathematics to proceed as a deductive science.’* -
*‘The deductive inferences, however, are all valid.’* -
*‘Our physical science is not a deductive system, but a series of generalizations based in observation of finite modes.’* -
*‘The distinction between deductive and inductive validity goes back to Aristotle.’* -
*‘I think he is attacking systematic philosophies and the idea of deductive logic.’* -
*‘According to Goodman, we formulate rules of deductive logic by taking our cue from intuitively valid deductive inferences.’*

View synonyms**reasoned**, well reasoned, rational, sound, cogent, well thought out, valid-

Mid 17th century: from medieval Latin deductivus, from deduct- ‘deduced’, from the verb deducere (see deduce).