Strong's #5068: tetragonos (pronounced tet-rag'-o-nos)
from 5064 and 1137; four-cornered, i.e. square:--foursquare.
Thayer's Greek Lexicon:
́
tetragōnos
1) quadrangular, square
Part of Speech: adjective
Relation: from G5064 and G1137
Usage:
This word is used 1 times:
Revelation 21:16: "the city lieth foursquare, and the length"