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Ash Wednesday

(Encyclopedia)Ash Wednesday, in the Western Church, the first day of Lent, being the seventh Wednesday before Easter. On this day ashes are placed on the foreheads of the faithful to remind them of death, of the so...

Wednesday

(Encyclopedia)Wednesday: see week.

ash

(Encyclopedia)ash, in botany, any plant of the genus Fraxinus of the family Oleaceae (olive family), trees and shrubs mainly of north temperate regions. The ashes are characterized by small clusters of greenish flo...

ash

(Encyclopedia)ash, in chemistry, solid residue of combustion. The chemical composition of an ash depends on that of the substance burned. Wood ash contains metal carbonates (e.g., potassium carbonate) and oxides fo...

Shrove Tuesday

(Encyclopedia)Shrove Tuesday, day before Ash Wednesday (the beginning of Lent). In the Latin countries it is the last day of the carnival, called by the French Mardi Gras. ...

soda ash

(Encyclopedia)soda ash: see sodium carbonate.

prickly ash

(Encyclopedia)prickly ash, name for two deciduous shrubs or small trees (Zanthoxylum americanum and Z. clava-herculis) of the family Rutaceae (rue family). They are native to E North America and have prickly twigs ...

Mountain Ash

(Encyclopedia)Mountain Ash, Welsh Aberpennar, town (1981 pop. 26,231), Rhondda Cynon Taff, S Wales. A former mining community, it depended upon the great coal mines nearby, which were developed in the 19th cent. A ...

mountain ash

(Encyclopedia)mountain ash, name for any species of the genus Sorbus of the family Rosaceae (rose family), hardy ornamental trees and shrubs native to the Northern Hemisphere, not related to the true ashes. They ar...

pearl ash

(Encyclopedia)pearl ash: see potassium carbonate.