comb-out

[kohm-out] /ˈkoʊmˌaʊt/
noun
1.
a thorough combing or brushing of the hair.
Origin
1915-20; noun use of verb phrase comb out
British Dictionary definitions for comb out

comb out

verb (transitive, adverb)
1.
to remove (tangles or knots) from (the hair) with a comb
2.
to isolate and remove for a purpose
3.
to survey carefully; examine systematically
noun
4.
an act of combing out