1.Definition: a particular seat in an orchestra

"He is second chair violin"

Category: Objects

2.Definition: a seat for one person, with a support for the back

"He put his coat over the back of the chair and sat down"

Category: Objects

3.Definition: an instrument of execution by electrocution; resembles an ordinary seat for one person

"The murderer was sentenced to die in the chair"

Category: Objects

4.Definition: the officer who presides at the meetings of an organization

"Address your remarks to the chairperson"

Related Noun(s):chairman, chairperson, chairwoman, president

Category: People

5.Definition: the position of professor

"He was awarded an endowed chair in economics"

Related Noun(s):professorship

Category: General