digital perm; hot perm
A type of perm that uses heated rods with temperature controlled by a digital device, producing softer, more natural-looking curls than a traditional cold perm.
After getting a digital perm, my morning styling became much easier.
This salon seems to be good at digital perms.
Loanword from English 'digital perm', combining 'digital' (referring to the digital temperature control) and 'perm' (short for permanent wave).