1) expansion (of plates) Part of Speech: noun masculine A Related Word by BDB/Strong’s Number: from H7554 Same Word by TWOT Number: 2217b
Brown-Driver-Briggs
[רִקּוּעַ] noun [masculine]expansion; — plural construct וְעָשׂוּ אֹתָם רִקֻּעֵי פַחִיםNumbers 17:3expansions of plates, i.e. they shall be beaten into broad plates.
I. רקק (√of following; Arabic be thin, also figurative be weak, slender, scanty, etc.; Ethiopic be thin, thin; Syriac Pa`el, Aph`el make thin, thin).
Englishman's Concordance (References)
Strong's Hebrew: 7555. רִקֻּעֵי (riqqua or riqqua) — 1 Occurrence
Numbers 16:38 HEB:וְעָשׂ֨וּ אֹתָ֜ם רִקֻּעֵ֤י פַחִים֙ צִפּ֣וּי NAS: let them be made into hammered sheets KJV: let them make them broad plates INT: of their lives them be made hammered sheets A plating