a former kingdom comprising most of modern Spain: originally part of León, it became an independent kingdom in the 10th century and united with Aragon (1469), the first step in the formation of the Spanish state
WordReference Random House Unabridged Dictionary of American English © 2026
Cas•tile
(ka stēl′),USA pronunciation n.
- Also called Castile′ soap′. a variety of mild soap, made from olive oil and sodium hydroxide.
- any hard soap made from fats and oils, often partly from olive oil.
Collins Concise English Dictionary © HarperCollins Publishers::
'Castile' also found in these entries (note: many are not synonyms or translations):
Alfonso VI
- Alfonso X
- Aragon
- Blanche of Castile
- Burgos
- Castile soap
- Castilian
- Castilla la Nueva
- Castilla la Vieja
- Ferdinand I
- Ferdinand II
- Granada
- Guadalajara
- Isabella I
- Jiménez de Cisneros
- John I
- León
- Madrid
- New Castile
- Old Castile
- Philip I
- Segovia
- Toledo
- saddle soap