Quick Definition
ten thousand, innumerable
Strong's Definition
ten thousand; by extension, innumerably many
Derivation: plural of an apparently primary word (properly, meaning very many);
KJV Usage: ten thousand
Thayer's Greek Lexicon
μυρίος, μύρια, μυριον (from Homer down);
1. innumerable, countless (A. V. ten thousand): 1Co_4:15; 1Co_14:19.
2. with the accent drawn back (cf. Alexander Buttmann (1873) Ausf. Sprchl. § 70 Anm. 15, vol. 1:278; Passow, under the word at the end; (Liddell and Scott, under the word, III.)), μύριοι, μύριαι, μύρια, ten thousand: Mat_18:24.
Mounce Concise Greek Dictionary
μύριοι myrioi 1x
in definitely, a great number; specifically, μύριοι , a myriad, ten thousand, Mat_18:24
μυρίος myrios 2x
innumerable, 1Co_4:15 ; 1Co_14:19
Abbott-Smith Greek Lexicon
ρυρίος , -α , -ον ,
1. numberless, countless, infinite: 1Co_4:15 ; 1Co_14:19 .
2. As a definite numeral, in pl ., μύριοι , -αι , -α , ten thousand: Mat_18:24 .†
Moulton & Milligan — Vocabulary of the Greek NT
μυρίοι [page 419]
μυρίοι , which in the NT ( Mat_18:24 al. ) denotes a very large, an unlimited number, is used literally = 10,000 before a collective subst. in P Petr III. 41 verso .4 (iii/B.C.) κατὰ μυρίαν δεσμήν , for 10,000 bundles ; cf. ib. .7, .9 .
STEPBible — Tyndale Abridged Greek Lexicon
μυρίος, -α, -ον
__1. numberless, countless, infinite: 1Co.4:15 14:19.
__2. As a definite numeral, in pl., μύριοι, -αι, -α, ten thousand: Mat.18:24.†
(AS)