Usage: 3 forms in 4 verses
Form Translated As     In Verse(s)
κατετέμνοντο mutilated LXX.1Kgs.18.28
they mutilated themselves LXX.Hos.7.14
κατατετμημένοι being mutilated LXX.Isa.15.2
κατατεμούσιν mutilate LXX.Lev.21.5

Liddell-Scott-Jones

κατατέμνω (katatemnō) to mutilate G:V

κατατέμνω,

Ionic dialect κατα-τάμνω, future - [Refs 6th c.BC+]: aorist κατέτεμον (see. below); Ionic dialect and Doric dialect [Refs 5th c.BC+]:—cut in pieces, cut up, [Refs 6th c.BC+]:—middle, κ. δέραν ὄνυχι lacerate, [Refs 5th c.BC+]passive, τελαμῶσι κατατετμημένοις with regularly cut bandages, [Refs 6th c.BC+]; χώρη ἐς διώρυχας -τέτμηται is cut up into ditches or canals, [Refs 6th c.BC+].

__b metaphorically, [Refs 6th c.BC+].
__2 with double accusative, κ. τινὰ καττύματα cut him up into strips, [Refs 5th c.BC+] having cut it up into cubes, [Refs 6th c.BC+]; κ. (i.e. τὰν γᾶν) μερίδας τέτορας [Refs] —passive, κατατμηθείην λέπαδνα may I be cut up into straps, [Refs 5th c.BC+]
__3 κ. τὸν Πειραιᾶ lay it out in streets, [Refs 4th c.BC+] — passive, τὸ ἄστυ κατατέτμηται τὰς ὁδοὺς ἰθέας has its streets cut straight, [Refs 5th c.BC+]
__4 cut into the ground, [Refs]; τὰ κατατετμημένα places where mines have already been worked, opposed to τὰ ἄτμητα, [Refs 5th c.BC+]
__5 cut down, pare, [[Refs 5th c.BC+].
__6 abuse, revile, [Refs 5th c.BC+]