Two-Edged
From BiblePortal Wikipedia
Vine's Expository Dictionary of NT Words [1]
1: Δίστομος (Strong'S #1366 — Adjective — distomos — dis'-tom-os )
lit., "two-mouthed" (dis, and stoma, "a mouth"), was used of rivers and branching roads; in the NT of swords, Hebrews 4:12; Revelation 1:16; 2:12 , RV, "two-edged (AV, "with two edges"). In the Sept., Judges 3:16; Psalm 149:6; Proverbs 5:4 .
Webster's Dictionary [2]
(a.) Having two edges, or edges on both sides; as, a two-edged sword.