The Branches of
Philosophy

 
 
Philosophy = "The Love of Wisdom"
(from the Greek words philo meaning "Love" and sophia meaning "Wisdom")

Wisdom = "The Best Kind of Knowledge"
(or "The Most Important Kind of Knowledge")

Love = "To Pursue"
(or "To Seek" or "To Strive For" or "To Search For," etc.)

Philosophy might also be defined as "The Pursuit for the Best Kind of Knowledge"

To Philosophize means "to love wisdom"
(a.k.a. "to pursue the best kind of knowledge")

A Philosopher means "a lover of wisdom"
(a.k.a. "one who pursues the best kind of knowledge")

Anything Philosophical means it relates to "loving wisdom"
(a.k.a. "that which pertains to pursuing the best kind of knowledge")
 

The following are some of the major branches of philosophy:

Metaphysics
a.k.a. Ontology or Philosophy of Being

Metaphysics is the branch of philosophy that studies "Being"
(or "Existence")

A philosopher who studies this branch is called a Metaphysician
(a.k.a. Ontologist or Philosopher of Being)

Anything philosophical specifically about this branch is called Metaphysical
(a.k.a. Ontological)

Epistemology
a.k.a. Philosophy of Knowledge

Epistemology is the branch of philosophy that studies "Knowledge"
(or "How We Know")

A philosopher who studies this branch is called an Epistemologist
(a.k.a. Philosopher of Knowledge)

Anything philosophical specifically about this branch is called Epistemological
(a.k.a. Ontological)

Ethics
a.k.a. Morality or Moral Philosophy

Ethics is the branch of philosophy that studies "Good and Evil Actions"
(or "Right and Wrong Actions")

A philosopher who studies this branch is called an Ethicist
(a.k.a. Moralist or Moral Philosopher)

Anything philosophical specifically about this branch is called Ethical
(a.k.a. Moral)

Aesthetics
a.k.a. Esthetics or Philosophy of Beauty or Philosophy of Art

Aesthetics is the branch of philosophy that studies "Beauty"
(especially regarding "Art")

A philosopher who studies this branch is called an Aestheticist
(a.k.a. Estheticist or Philosopher of Beauty or Philosopher of Art)

Anything philosophical specifically about this branch is called Aesthetic
(a.k.a. Esthetic)

Teleology

Teleology is the branch of philosophy that studies "Finality"
(a.k.a. "End" or "Purpose" or "Goal")

A philosopher who studies this branch is called an Teleologist

Anything philosophical specifically about this branch is called Teleological

Axiology

Teleology is the branch of philosophy that studies "Value"

A philosopher who studies this branch is called an Axiologist

Anything philosophical specifically about this branch is called Axiological

Some fields of knowledge are considered to have both philosophical and non-philosophical sides to them (though where to draw the line between the two is debatable). To be clear, one can put the word "Philosophical" in front of them when specifically talking about them as branches of philosophy:

Philosophical
Cosmology

Philosophical Cosmology is the branch of philosophy that studies "The Universe"
(specifically, "Non-Living Material Things")

A philosopher who studies this branch is called a Philosophical Cosmologist

Anything philosophical specifically about this branch is called Cosmological

Philosophical
Psychology

Philosophical Psychology is the branch of philosophy that studies "The Soul"
(a.k.a. "Living Material Things," though often more specifically, "The Mind")

A philosopher who studies this branch is called a Philosophical Psychologist

Anything philosophical specifically about this branch is called Psychological

Philosophical
Anthropology
a.k.a. Philosophy of Human Nature

Philosophical Anthropology is the branch of philosophy that studies "Humans"

A philosopher who studies this branch is called a Philosophical Anthropologist
(a.k.a. Philosopher of Human Nature)

Anything philosophical specifically about this branch is called Anthropological

Philosophical
Logic

Philosophical Logic is the branch of philosophy that studies "Reasoning"
(a.k.a. "Good and Bad Arguments")

A philosopher who studies this branch is called a Philosophical Logician

Anything philosophical specifically about this branch is called Logical

Philosophical
Politics
a.k.a. Political Philosophy

Philosophical Politics is the branch of philosophy that studies "Government"
(a.k.a. "Governance," often particularly over "The State")

A philosopher who studies this branch is called a Political Philosopher

Anything philosophical specifically about this branch is called Political

Philosophical
Jurisprudence
a.k.a. Legal Philosophy or Philosophy of Law

Philosophical Politics is the branch of philosophy that studies "Law"

A philosopher who studies this branch is called a Philosophical Jurist

Anything philosophical specifically about this branch is called Jurisprudent
(a.k.a. Jurisprudential)

Philosophical
Theology
a.k.a. Natural Theology or Philosophy of God

Philosophical Theology is the branch of philosophy that studies "God"

A philosopher who studies this branch is called a Natural Theologian
(a.k.a. Philosophical Theologian or Philosopher of God)

Anything philosophical specifically about this branch is called Theological

The following branches of philosophy do not have special names:

Philosophy of Nature
a.k.a. Natural Philosophy

Philosophy of Nature is the branch of philosophy that studies "Nature"
(or "Both Living and Non-Living Material Things")

A philosopher who studies this branch is called a Natural Philosopher
(a.k.a. Philosopher of Nature)

Anything philosophical specifically about this branch is called Natural

Philosophy of History
a.k.a. Historical Philosophy

Philosophy of History is the branch of philosophy that studies "History"
(or "The Past")

A philosopher who studies this branch is called a Philosopher of History
(a.k.a. Historical Philosopher)

Anything philosophical specifically about this branch is called Historical

Philosophy of Education
a.k.a. Educational Philosophy

Philosophy of Education is the branch of philosophy that studies "Education"

A philosopher who studies this branch is called a Philosopher of Education
(a.k.a. Educational Philosopher)

Anything philosophical specifically about this branch is called Educational

Philosophy of Science

Philosophy of Science is the branch of philosophy that studies "Science"

A philosopher who studies this branch is called a Philosopher of Science

Anything philosophical specifically about this branch is called Scientific

Philosophy of Mathematics

Philosophy of Mathematics is the branch of philosophy that studies "Mathematics"

A philosopher who studies this branch is called a Philosopher of Mathematics

Anything philosophical specifically about this branch is called Mathematical

Philosophy of Language

Philosophy of Language is the branch of philosophy that studies "Language"
(or "The Relationship between Language and Reality")

A philosopher who studies this branch is called a Philosopher of Language

Anything philosophical specifically about this branch is called Linguistic

Philosophy of Religion

Philosophy of Religion is the branch of philosophy that studies "Religion"
(or "Religious Traditions")

A philosopher who studies this branch is called a Philosopher of Religion

Anything philosophical specifically about this branch is called Religious