Mental effort to acquire knowledge or learning.

The act of studying or examining; examination.

Any particular branch of learning that is studied; any object of attentive consideration.

A room in a house intended for reading and writing; traditionally the private room of the male head of household.

An artwork made in order to practise or demonstrate a subject or technique.

The human face, bearing an expression which the observer finds amusingly typical of a particular emotion or state of mind.

(music) A piece for special practice; an étude.

(academic) An academic publication.

One who commits a theatrical part to memory.

(chess) An endgame problem composed for artistic merit, where one side is to play for a win or for a draw.

(usually academic) To review materials already learned in order to make sure one does not forget them, usually in preparation for an examination.

(academic) To take a course or courses on a subject.

To acquire knowledge on a subject with the intention of applying it in practice.

To look at minutely.

To fix the mind closely upon a subject; to dwell upon anything in thought; to muse; to ponder.

To endeavor diligently; to be zealous.