Vocabulary

geek

オタク

Samraworld Dictionary

(1) Slang
An enthusiast or expert especially in a technological field or activity. 
(とく)技術(ぎじゅつ)分野(ぶんや)または活動(かつどう)においての熱狂(ねっきょう)(しゃ)または専門(せんもん)()

Examples

  1. My brother is a real geek. He knows all about the space program and its technology.

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