to have reference or relation; relate: documents pertaining to the lawsuit.
2.
to belong or be connected as a part, adjunct, possession, or attribute.
3.
to belong properly or fittingly; be appropriate.
Origin: 1300–50;Middle Englishpertenen, partenen, perteinen < Middle Frenchpartein-, tonic stem of partenir < Latinpertinēre to be applicable, literally, to hold through, reach, equivalent to per-per- + -tinēre, combining form of tenēre to hold
mid-14c., from O.Fr. partenir "to belong," from L. pertinere "to reach, stretch, relate, have reference to," from per- "through" + tenere "to hold" (see tenet). Related: Pertaining.