wirewalker

or wire-walk·er

[ wahyuh r-waw-ker ]
/ ˈwaɪərˌwɔ kər /

noun

an acrobat who performs on a wire tightrope.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for wirewalker

wirewalker

/ (ˈwaɪəˌwɔːkə) /

noun

mainly US another name for tightrope walker
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012