G5518
χοῖνιξ
quart
χοῖνιξ, -ικος, ἡ [in LXX: Eze.45:10-11 (בַּת) * ;] a chænix, a dry measure of rather less than a quart: Rev.6:6 (EV, measure).† (AS)
The KJV translates G5518 in the following manner:
measure (2x), measures (2x)
Full Thayer's lexicon entry
χοῖνιξ — choînix
χοῖνιξ, χοινικος, ἡ, from Homer, Odyssey 19, 28 down, a choenix, a dry measure, containing four cotylae or two sextarii (i. e. less than our 'quart'; cf. Liddell and Scott, under the word) (or as much as would support a man of moderate appetite for a day; hence, called in Athen. 3 § 20, p. 98 e. ἡμεροτροφις (cf. ἡ χοῖνιξ ἡμερήσιος τροφή, (Diogenes Laërtius 8, 18)): Rev 6:6 (where A. V. measure (see Amos appendix ad loc.)).
1 occurrence