H7251. raba
[רְבַע] verb denominative, only Passive participle squared, square; —
Qal Passive participle רָבוּעַ square, of altar [Exod 27:1]; [30:2]; [37:25]; [38:1], compare [Ezek 43:16]; breastplate [30:2]; [39:9]; plural רְבֻעִים, of doorways, etc. [on text see Kit Benz] [1Kin 7:5]; feminine singular רְבֻעָה as substantive = a square [Ezek 41:21] (accusative Co Toy, omit מְזוּזַת, and joining ׳ר to [41:20]; Krae reads רְבֻעֹת מְזוּזתֹ, compare [1Kin 6:33], רְבִייְִ 2).
Pu`al Participle square, מְרֻבַּע [Ezek 45:2], of piece of land; feminine singular מְרֻבָּ֑עַת [40:47], of court; feminine plural מְרֻבָּעוֺת [1Kin 7:31] (opposed to עֲנֻלּוֺת), of borders of bases (compare Sabean רבעתם, a kind of square building, SabDenkm31).