Strong's Definition
from an unused root meaning to extend; properly, extent (of time); but used only adverbially (especially with other particle prefixes), when (either relative or interrogative)
KJV Usage: long, when
STEPBible — Tyndale Abridged Hebrew Lexicon
מָתַי (ma.tay) — how. 1) when? 1a) with prep 1a1) against when?, until when?, how long?, after how long?
UBS Dictionary of Biblical Hebrew
inter
Temporal Referents
when? = reference to an unknown point in time; ► normally used with the purpose of finding out which point in time is intended; sometimes used in rhetorical questions expressing one's conviction that this point of time may never arrive
GEN 30:30 · EXO 8:5 · EXO 10:3 · EXO 10:7 · NUM 14:27 · 1SA 1:14 · 1SA 16:1 · 2SA 2:26 · 1KI 18:21 · NEH 2:6 · NEH 2:6 · JOB 7:4 · PSA 6:4 · PSA 41:6 · PSA 42:3 · PSA 74:10 · PSA 80:5 · PSA 82:2 · PSA 90:13 · PSA 94:3 · PSA 94:3 · PSA 94:8 · PSA 101:2 · PSA 119:82 · PSA 119:84 · PRO 1:22 · PRO 6:9 · PRO 6:9 · PRO 23:35 · ISA 6:11 · JER 4:14 · JER 4:21 · JER 12:4 · JER 13:27 · JER 23:26 · JER 31:22 · JER 47:5 · DAN 8:13 · DAN 12:6 · HOS 8:5 · AMO 8:5 · HAB 2:6 · ZEC 1:12
UBS Dictionary of Biblical Hebrew © United Bible Societies, licensed CC BY-SA 4.0.
Brown-Driver-Briggs Hebrew Lexicon
מָתַי 43 interrog.adv. when? base