(1):

(n.) The state of being strained. See Intension.

(2):

(n.) The object toward which the thoughts are directed; end; aim.

(3):

(n.) Any mental apprehension of an object.

(4):

(n.) A stretching or bending of the mind toward of the mind toward an object; closeness of application; fixedness of attention; earnestness.

(5):

(n.) A determination to act in a certain way or to do a certain thing; purpose; design; as, an intention to go to New York.