Meaning of the word perpendicularly in English

What does perpendicularly mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

perpendicularly

US /ˌpɝː.pənˈdɪk.juː.lɚ.li/
UK /ˌpɜː.pənˈdɪk.jə.lə.li/

Adverb

at an angle of 90° to a given line, plane, or surface

Example:
The two lines intersect perpendicularly.
He placed the ruler perpendicularly to the edge of the paper.