Greek and Latin Roots: bi, aud, agri, tele and auto

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auto

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A Greek root meaning 'self'. Often used in words like 'autograph' (a signature, especially that of a celebrity written as a memento for an admirer) and 'automatic' (working by itself with little or no direct human control).

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bi

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A Latin root meaning 'two'. Commonly found in words like 'bicycle' (a vehicle composed of two wheels held in a frame one behind the other) and 'bilingual' (speaking two languages fluently).

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aud

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A Latin root meaning 'hear'. Used in words such as 'audience' (the assembled spectators or listeners at a public event) and 'audible' (able to be heard).

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tele

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A Greek root meaning 'far'. Found in words like 'telephone' (a system for transmitting voices over a distance using wire or radio) and 'television' (a system for transmitting visual images and sound that are reproduced on screens).

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agri

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A Latin root meaning 'field'. Seen in words like 'agriculture' (the science or practice of farming) and 'agribusiness' (agriculture conducted on commercial principles, especially using advanced technology).