The act of substituting or putting one person or thing in the
place of another; as, the substitution of an agent, attorney,
or representative to act for one in his absense; the
substitution of bank notes for gold and silver as a circulating
medium.
The state of being substituted for
another.
The office or authority of one acting for
another; delegated authority.
The designation of a
person in a will to take a devise or legacy, either on failure of a
former devisee or legatee by incapacity or unwillingness to accept, or
after him.
The doctrine that Christ
suffered vicariously, being substituted for the sinner, and that his
sufferings were expiatory.
The act or process of
substituting an atom or radical for another atom or radical;
metathesis; also, the state of being so substituted. See
Metathesis.
In celebration of Noah Webster's Birthday (October 16, 2009), we have prepared an updated website. 
