חָצַר

châtsar. a primitive root; properly, to surround with a stockade, and thus separate from the open country; but used only in the reduplicated form חֲצֹצֵר; or (2 Chronicles 5:12) חֲצֹרֵר; as dem. from חֲצֹצְרָה; to trumpet, i.e. blow on that instrument; blow, sound, trumpeter.