The difference between Cursor and Pointer

Cursor as a noun:

A part of any of several scientific instruments that moves back and forth to indicate a position

Cursor as a noun (graphical user interface):

A moving icon or other representation of the position of the pointing device.

Cursor as a noun (graphical user interface):

An indicator, often a blinking line or bar, indicating where the next insertion or other edit will take place. Also referred to as "the caret".

Cursor as a noun (databases):

A reference to a row of data in a table, which moves from row to row as data is retrieved by way of it.

Cursor as a noun (programming):

A design pattern in object oriented methodology in which a collection is iterated uniformly, also known as the iterator pattern.

Cursor as a verb (intransitive, computing):

To navigate by means of the cursor keys.

Pointer as a noun:

Anything that points or is used for pointing.

Pointer as a noun:

A teacher's pointer, pointing stick, a rod with an arrow

Pointer as a noun:

A needle-like component of a timepiece or measuring device that indicates the time or the current reading of the device.

Pointer as a noun:

A breed of hunting dog, trained to point out game.

Pointer as a noun (programming):

A variable that holds the address of a memory location where a value can be stored.

Pointer as a noun (computing):

An icon that indicates the position of the mouse; a cursor.

Pointer as a noun (mostly, plural):

A tip, a bit of advice.

Pointer as a noun (in combinations):

Something worth a given number of points.