“letter,” Old English pistol, a shortening of epistol, from Latin epistola (see epistle).
[Sephardic Hebrew peer-ke ah-vawt; Ashkenazic Hebrew pir-key-aw-vohs] /Sephardic Hebrew pirˈkɛ ɑˈvɔt; Ashkenazic Hebrew ˈpɪr keɪˈɔ voʊs/ noun, Judaism. 1. a treatise of the Mishnah that comprises six chapters and consists chiefly of proverbs, aphorisms, and principles of ethics, law, and religion.
v. c.1500 (implied in pirled) “to twist, wind” (thread, etc.), of unknown origin. Related: Pirling. Pattern Information Retrieval Language. A language for digraph manipulation, embeddable in Fortran or ALGOL, for IBM 7094. [“PIRL – Pattern Information Retrieval Language”, S. Berkowitz, Naval Ship Res Dev Ctr, Wash DC]. (1994-11-29)
/ˌpɪrɪˈpɪrɪ/ noun 1. a hot sauce, of Portuguese colonial origin, made from red chilli peppers
noun any of several synthetic compounds used as an insecticide to kill aphids Word Origin 1970; pyrimidine + carbamate