Strong's Definition
from 5259 in the sense of spreading out; something expanded, i.e. the warp in a loom (as stretched out to receive the woof)
KJV Usage: web
STEPBible — Tyndale Abridged Hebrew Lexicon
מַסֶּ֫כֶת (mas.se.khet) — weave. 1) web 1a) web of unfinished stuff on a loom
UBS Dictionary of Biblical Hebrew
UBS Dictionary of Biblical Hebrew © United Bible Societies, licensed CC BY-SA 4.0.
Brown-Driver-Briggs Hebrew Lexicon
[מַסֶּ֫כֶת] n.f. web of unfinished stuff, on loom base