SOME WORDS AND TERMS USED IN THIS BOOK

Accelerate.—To hurry or speed up the usual slow state of events.

Actuate.—(1) To put into action. (2) Means by which anything is started to move. (See [Operate]).

Adhesion.—A force which makes certain bodies stick together.

Aërial Wire.—An elevated wire used to send out and to receive electric waves for wireless telegraphy and wireless telephony.

Affidavit.—A sworn statement made before a notary public or other legal authority.

Agent.—(1) A canvasser. (2) One who acts as a salesman or in any capacity for another.

Amend.—To change or correct, as to amend a claim in a patent.