כֶּסֶא‎ (keçeʼ|keh'-seh|noun|masculine|full moon)
[Heb] כֶּסֶא‎, כֵּסֶה‎ ETCBC: כֶּסֶא‎ (subs|full moon) OSHL: k.cf.af TWOT: 1006 GK: H4057, H4060 Greek: εὔσημος
Derivation: or כֶּסֶה‎; apparently from כָּסָה‎;
Strong's: properly, fulness or the full moon, i.e. its festival
KJV: (time) appointed.