Split ends are hair that has frayed apart at the tips. Trim the split ends, full of split ends.
Nothing repairs them, since hair is not alive and cannot mend, so cutting is the only cure. Heat, dye and brushing wet are what produce split ends in the first place.
1nounsplit endsHair that has frayed apart at the tips.
“A trim every few months keeps split ends from working up the hair.”
split ends is damage.
split end comes from split + end.
Etymology from Wiktionary, CC BY-SA
Practised in Hair & Grooming