רַהַט (rahaṭrah'-hatnoun|masculinelock|trough)
[Heb] רַהַט ETCBC: רַהַט‎ (subs|trough) OSHL: t.bh.ab, t.bg.ab TWOT: 2127a 2128a GK: H8110, H8111 Greek: ληνός
Derivation: from an unused root apparently meaning to hollow out;
Strong's: a channel or watering-box; by resemblance a ringlet of hair (as forming parallel lines)
KJV: gallery, gutter, trough.