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the person who is the leader of a meeting, organization, committee, or event

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 a brief written statement of the main points or facts in a longer report, speech, etc.

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a usually large printed notice often having a picture on it that is put in a public place to advertise something

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the life, community, or world of teachers, schools, and education

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 the state of being closely associated with or connected to an organization, company, etc.

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the teachers in a school or college as a group

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an activity in which someone shows, describes, or explains something to a group of people

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a meeting in which you receive information on and training in a particular subject

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the act or process of entering names on an official list

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an official document (such as a degree, certificate, or diploma) which shows that you have completed a course of study or training and are qualified to do something