Ekklesia is a Greek word defined as “a called-out assembly or congregation.

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The word ‘Ekklesia‘ derives from the verb meaning ‘to call out’ ‘call’, ‘call together’, ‘gather together’. Thus ‘Church’ means a gathering of people, a congregation.

We can also find the word in this meaning in ancient Greece with reference, for example, to the ‘ekklesia‘ of a municipality, a gathering of the citizens to discuss various concerns which they had. Source: https://preachersinstitute.com/2011/07/08/etymology-of-the-word-ekklesia-church/

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