so as to

so as to idiom
In order to, as in We took off our shoes so as to avoid scratching the newly finished floors. This idiom is always followed by an infinitive. For a synonym, see in order to, def. 5.

The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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