Englishfor English speakers
witness
Noun
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A witness is somebody who saw something, especially a crime.
The journalist spent three years interviewing survivors and witnesses.
The hospital has born witness to countless deaths and births.
Police took signed statements from the witnesses.
The state has no physical evidence and no witnesses.
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A witness is somebody who tells a court what they know about a situation, especially a crime.
The witness testified that Simpson was ill at the time.
Dr. Yazdi, an expert witness, explained how somebody could have used the computer without the owner knowing.
She was the key witness for the defense at the trial.
witness
Verb
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If you witness something, you see it.
She spoke of the terrible events she witnesses during the war.
She witnessed some terrible events during the war.
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If something witnesses something, it experiences it.
chair
Noun
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A chair is a piece of furniture for one person to sit on.
Please, pull up a chair and sit down.
There were six chairs around the table.
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The person who is in charge of a meeting is the chair of the meeting.
The chair opened the floor to questions.
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A chair is a position of professor in a university.
A chair of Mathematics has opened at London University.
chair
Verb
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If you chair a meeting, you are in charge of controlling it.
The meeting was chaired by the head teacher.