Lexical Definition

‎עֹצֶם‎ ʻôtsem (o'-tsem) strength H:N-M
from ‎עָצַם‎

might, strong, substance.

1) power, bones, might
1a) might
1b) bones

Usage: 3 forms in 3 verses
Form Translated As     In Verse(s)
עָצְמִ֗י bone my Ps.139.15
וְעֹ֣צֶם and might of Deut.8.17
בְּעֹ֖צֶם with might of Job.30.21

Brown-Driver-Briggs

‎עֹ֫צֶם‎ noun [masculine] might, bones; —

1. might, construct ‎יָדִי‎ ‎׳‎‎י‎ Deut 8:17, ‎יָָֽדְךָ‎ ‎׳‎‎י‎ Job 30:21 suffix‎עָצְמָהֿ‎ Nah 3:9 (Ges«GKC:93e»§ 93e); + ‎רוּחז‎ ‎׳‎‎בְּי‎ Isa 11:15 (Thes and others; for ᵑ0 ‎׳‎‎בַּעְיָם ר‎).

2. bones (collective): suffix ‎עָצְמִי‎ Ps 139:15 = my frame.

Brown-Driver-Briggs References

Book Refs
Deuteronomy 8:17
Job 30:21
Psalms 139:15
Isaiah 11:15
Nahum 3:9