Lexical Definition

‎כֶּפֶל‎ kephel (keh'-fel) double H:N-M
from ‎כָּפַל‎

double.

1) double, a doubling

Usage: 3 forms in 3 verses
Form Translated As     In Verse(s)
כִפְלַ֪יִם double Job.11.6
כִּפְלַ֖יִם double Isa.40.2
בְּכֶ֥פֶל in doubling of Job.41.13

Brown-Driver-Briggs

‎כֶּ֫פֶל‎ noun [masculine] the double: — ‎׳‎‎כ‎ construct: ‎׳‎‎בְּכ‎ ‎רִסְנוֺ‎ Job 41:5* within the double of his jaw (i.e. his double jaws) who can come ? elsewhere dual ‎כִּפְלַיִם‎ (compare Arabic ), ‎לְתוּשִׁיָּה‎ Job 11:6 double in sound wisdom (beyond what Job imagines), of retribution Isa 40:2.

Brown-Driver-Briggs References

Book Refs
Job 11:6 · 41:5*
Isaiah 40:2