Straightener
/ˈstɹeɪt(ə)nə/
"Straightener" in a Sentence (2 examples)
In a Purdue University lab, team members designed a hair straightener tool — a flat iron with ceramic plates and temperature control.
'Injection or not, the bloody thing won't move an inch with juice and it ain't got any. Yeah and here comes the law.' Cool as a cucumber, Ernie said, 'Leave him to me. I'll give him a straightener.'