[Salomon Maimon]
? --
[Nicolas Malebranche]
? --
[Theory of ideas and vision in God]
? --
[Ernst Mally]
? --
[Ernst Mally and deontic logic]
? --
[Jacques Maritain]
? --
[Marsilius of Inghen]
? --
[Masham Lady Damaris]
? --
Mathematics --
[Constructive mathematics]
? --
[Inconsistent math]
? --
[philosophy of mathematics]
? --
[Indispensability arguments in the philosophy of mathematics]
? --
[Meaning holism]
? --
Measurement --
[Measurement in quantum theory]
? --
[Medieval philosophy]
? --
[Medieval theories of the categories]
? --
[Medieval theories of properties]
? --
Memory --
[Epistemological problems of memory]
? --
Mencius
? --
[Mental content]
? --
[Causal theories of mental content]
? --
[Externalist theories of mental content]
? --
[Nonconceptual mental content]
? --
[Teleological theories of mental content]
? --
Mental illness --
[Mental imagery]
? --
[Mental representation]
? --
Mereology
? --
Metaethics
? --
[Moral cognitivism vs. non-cognitivism]
? --
[Moral epistemology]
? --
[Moral non-naturalism]
? --
[Moral particularism]
? --
[Moral realism]
? --
[Moral skepticism]
? --
Metaphysics –
Methodological naturalism --
[History of metaphysics]
? --
[James Mill]
? --
John Stuart Mill --
Mind --
[Identity theory of mind]
? --
Miracles
? --
Modality
? --
[Medieval theories of (Simo Knuuttila)]
? --
[Modal logic]
? --
model theory --
[first-order modal theory]
? --
Mohism
? --
[Mohist Canons]
? --
Molecular biology --
Monism --
[Baron de Montesquieu]
? --
[Moral character]
? --
[Moral dilemmas]
? --
[Moral epistemology]
? --
[Definition of morality]
? --
[Morality and practical reason]
? --
[Moral non-naturalism]
? --
[Moral particularism]
? --
[Moral psychology]
? --
[Moral realism]
? --
[Moral reasoning]
? --
[Moral relativism]
? --
[Moral responsibility]
? --
Multiculturalism
? --
[Multiple realizability]
? --