What is "crescas"

Crescas (, ) is a Judaeo-Catalan family name, prominent in the former Crown of Aragon. Crescas is a common name among Jews of southern France and Catalonia. There have been a number of scholars and rabbis sharing that surname, including:

• Abiathar Crescas, a 15th-century Jewish physician and astrologer, doctor to King John II of Aragon (1458–79)
• Astruc Don Crescas
• Meshullam ben Machir, Don Bonet Crescas de Lunel, French scholar who settled at Perpignan, where he died in 1306
• Hasdai Crescas (c. 1340, Barcelona – 1410/1411), a Catalan Jewish philosopher, halakhist
• Israel ben Joseph Halevi Crescas Caslari, known as "Crescas Caslari", an Aragonese-French Jewish physician and poet
• Mordecai En Crescas of Orange
• Don Crescas Vidal of Perpignan (fr)
• Vidal de Caslar Crescas