philosophy Meaning in the Cambridge English Dictionary
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Meaning of “philosophy” in the English Dictionary

"philosophy" in British English

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philosophynoun

uk   /fɪˈlɒs.ə.fi/  us   /-ˈlɑː.sə-/
B2 [U] the use of ​reason in ​understanding such things as the ​nature of the ​realworld and ​existence, the use and ​limits of ​knowledge, and the ​principles of ​moraljudgment: René Descartes is ​regarded as the ​founder of ​modern philosophy.
See also
the philosophy of sth a ​group of ​theories and ​ideasrelated to the ​understanding of a ​particularsubject: the philosophy of ​education/​religion/​science [C] a ​particularsystem of ​beliefs, ​values, and ​principles: the Ancient ​Greek philosophy of StoicismC1 [C usually singular] informal the way that someone ​thinks about ​life and ​deals with it: Live now, ​paylater - that's my philosophy of ​life!
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(Definition of philosophy from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"philosophy" in American English

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philosophynoun [C/U]

 us   /fɪˈlɑs·ə·fi/
the ​study of the ​nature of ​reality and ​existence, of what it is ​possible to ​know, and of ​right and ​wrongbehavior, or a ​particular set of ​beliefs of this ​type: [C] the philosophy of Kant [U] I’d like to take a ​course in philosophy next ​semester. The philosophy of a ​subject is a ​group of ​theories and ​ideasrelated to the ​understanding of that ​subject: [U] the philosophy of ​language/​science A philosophy is also the ​beliefs you have about how you should ​behave in ​particularsituations in ​life: [C] It was always my philosophy to ​pay my ​debtspromptly.
philosopher
noun [C]  us   /fɪˈlɑs·ə·fər/
Plato, Aristotle, and the other Greek philosophers
philosophize
verb [I]  us   /fɪˈlɑs·əˌfɑɪz/
That’s when she’ll ​start philosophizing about the ​notion of ​time.
(Definition of philosophy from the Cambridge Academic Content Dictionary © Cambridge University Press)
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