Lexical Definition

‎συμψηφίζω‎ sympsēphízō (soom-psay-fid'-zo) to calculate G:V
from ‎σύν‎ and ‎ψηφίζω‎

reckon.

Usage: 1 form in 1 verse
Form Translated As     In Verse(s)
συνεψήφισαν they counted up Acts.19.19

Abbott-Smith

συμ-ψηφίζω [in LXX: Je 29 (49):20* A * ;]
to reckon together, count up: Ac 19:19.†

Abbott-Smith References

Book Refs
Jeremiah 49:20*
Acts 19:19

Liddell-Scott-Jones

συμψηφίζω-ίζω,

reckon together, count up, [NT], “PMag.Leid. W.” 9.4; reckon in, add, [Refs]

__II middle, vote with, τινι [Refs 5th c.BC+]:—passive, [LXX+2nd c.AD+]

LSJ Scripture Refs: Acts.19.19LXX.Jer.29.21*