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English word

officer

A2Frequent NGSL-1

UK /ˈɒfɪsə(r)/US /ˈɑːfɪsər/

noun

a person who is in a position of authority in the armed forces

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Amazon founder and CEO Jeff Bezos delivers graduation speech at Princeton University video example

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Yet, the founder and chief executive officer of the world's largest retailer, whose net sales surpassed 24.5 billion in 2009, is only 46 years old.

Amazon founder and CEO Jeff Bezos delivers graduation speech at Princeton University

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