Quick Definition
the smallest, least important
Strong's Definition
far less
Derivation: comparative of G1646 (ἐλάχιστος);
KJV Usage: less than the least
Thayer's Greek Lexicon
ἐλαχιστοτερος, ἐλαχιστερα, ἐλαχιστερον (comparitive formed from the superlative ἐλάχιστος; there is also a superlative ἐλαχιστοτατος; "it is well known that this kind of double comparison is common in the poets; but in prose, it is regarded as faulty." Lob. ad Phryn., p. 136; cf. Winers Grammar, § 11, 2 b. (also 27 (26); Buttmann, 28 (25))), less than the least, lower than the lowest: Eph_3:8.
Mounce Concise Greek Dictionary
G1646, G1647 ἐλάχιστος elachistos 14x
used as the superlative of μικρός , smallest, least, Mat_2:6 ; Mat_5:19 least.
Abbott-Smith Greek Lexicon
ἐλαχιστότερος
(for corresp. superl ., v. LS ; v. also Bl., § 44, 3);
less than the least: Eph_3:8 .†
Moulton & Milligan — Vocabulary of the Greek NT
ἐλαχιστότερος [page 202]
With this form ( Eph_3:8 ) we may compare the double superlative μεγιστότατος in the horoscope P Lond 130 .49 (i/ii A.D.) (= I. p. 134) ὅθεν ὁ μὲν μεγιστότατος ἥλιος καὶ τῶν ὅλων δυνάστης . See further Proleg. p. 236.
STEPBible — Tyndale Abridged Greek Lexicon
ἐλαχιστότερος
(for corresp. superl., see LS; see also Bl., § 44, 3);
less than the least: Eph.3:8.†
(AS)