Classify the following definition according to its use: to reduce vagueness, to introduce or explain a new or unusual word, to evoke an attitude about something, or to accomplish some other purpose.
"In this book we use the word universe to denote a 'model of the Universe' and avoid making pretentious claims to a knowledge of the Universe."-Edward R. Harrison, Cosmology

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The Answer of Classify the following definition according to its use: to reduce vagueness, to introduce or explain a new or unusual word, to evoke an attitude about something, or to accomplish some other purpose.
"In this book we use the word universe to denote a 'model of the Universe' and avoid making pretentious claims to a knowledge of the Universe."-Edward R. Harrison, Cosmology

Classify the Following Definition According to Its Use: to Reduce