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perpendicularly

American  
[pur-puhn-dik-yuh-ler-lee] / ˌpɜr pənˈdɪk yə lər li /

adverb

  1. in a perpendicular way, relation, or position.

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.