Lexical Definition

‎σύσσωμος‎ sýssōmos (soos'-so-mos) of the same body ^G:A
from ‎σύν‎ and ‎σῶμα‎

of the same body.

• of a joint body, i.e. (figuratively) a fellow-member of the Christian community

Abbott-Smith

*† σύν-σωμος (Rec. συσσ-), -ον (< σῶμα),
of the same body: Eph 3:6 (Eccl.).†

Abbott-Smith References

Liddell-Scott-Jones

σύσσωμος-ος, ον,

united in one body, [NT]

_{LSJ Scripture Refs: Eph.3.6}