ca·pi·as ad re·spon·den·dum /'kā-pē-əs-ad-ˌrē-spän-'den-dəm, 'kä-pē-ˌäs-äd-ˌrā-spȯn-'den-du̇m/ or capias n [Medieval Latin, you may seize (the person) to (make him/her) answer the charge]: a writ or process commanding an officer to place a person under civil arrest in order to answer a charge
Merriam-Webster’s Dictionary of Law. Merriam-Webster. 1996.