Bible Dictionaries
Undergird

Vine's Expository Dictionary of NT Words

1: ὑποζώννυμι

(Strong's #5269 — Verb — hupozonnumi — hoop-od-zone'-noo-mee )

hupo, "under," zonnumi, "to gird," is used of frapping a ship, Acts 27:17 , bracing the timbers of a vessel by means of strong ropes.

Bibliography Information
Vines, W. E., M. A. Entry for 'Undergird'. Vine's Expository Dictionary of NT Words. https://www.studylight.org/​dictionaries/​eng/​ved/​u/undergird.html. 1940.