Lexical Definition

‎פֶּקַע‎ peqaʻ (peh'-kah) gourd ^H:N-M
from an unused root meaning to burst; only used as an architectural term of an ornament similar to ‎פַּקֻּעָה‎,

knop.

• a semi-globe

1) knob-shaped or ball-shaped or gourd-shaped carved wood or metal ornament

Brown-Driver-Briggs

‎פְּקָעִים‎ noun masculine^{1Kgs 7:24} plural carved wood or metal ornaments, either ball-, knob-shaped (Löw^{p. 332 f.}) of gourd-shaped (so most; compare following; Syriac flowers [Lexicons]); — 1Kgs 6:18; 1Kgs 7:24 (twice in verse).

Brown-Driver-Briggs References