Strong's Definition
or luwley {loo lay'}; from 3863 and 3808; if not
KJV Usage: except, had not, if (...not), unless, were it not that
STEPBible — Tyndale Abridged Hebrew Lexicon
לוּלֵא (lu.le) — unless. unless, if not, except
UBS Dictionary of Biblical Hebrew
conj
UBS Dictionary of Biblical Hebrew © United Bible Societies, licensed CC BY-SA 4.0.
Brown-Driver-Briggs Hebrew Lexicon
לוּלֵא, elsewhere לוּלֵי 10 if not, unless base