Making a circuit of the year of the seasons; recurring in each quarter of the year; as, ember fasts. Ember days, days set apart for fasting and prayer in each of the four seasons of the year. The Council of Placentia D. 1095 appointed for ember days the wednesday, Friday, and Saturday after the first Sunday in Lent, Whitsuntide, the 14th of september, and the 13th of december. The weeks in which these days fall are called ember weeks.
Origin: oe. Ymber, as. Ymbren, ymbryne, prop, running around, circuit; ymbe around – ryne a running, fr. Rinnan to run. See Amb-, and run.