מְצֻלָּה‎ (mᵉtsullâh|mets-ool-law'|noun|masculine|the basin)
[Heb] מְצֻלָּה‎, מְצֹולָה‎ ETCBC: מְצֹולָה‎ (subs|depth) OSHL: r.bb.ad TWOT: 1889c GK: H5185
Derivation: from צָלַל‎;
Strong's: shade
KJV: bottom.