Scimitar

Webster's Dictionary

(1): ( n.) A saber with a much curved blade having the edge on the convex side, - in use among Mohammedans, esp., the Arabs and persians.

(2): ( n.) A long-handled billhook. See Billhook.

Hastings' Dictionary of the Bible

Scimitar . See Fauchion.

International Standard Bible Encyclopedia

sim´i - tar , - tẽr ( ἀκινάκη , akinákē ): Formerly given as "fauchion" in the King James Version   Judith 13:6;  16:9 , the weapon which Judith took down from the rail of the bed at Holofernes' head, and with which she severed his head from his body.