[pur-suhl-fyoo r-ik, pur-] /ˈpɜr sʌlˈfyʊər ɪk, ˌpɜr-/
Also called Caro’s acid, permonosulfuric acid, peroxymonosulfuric acid, peroxysulfuric acid. a white, crystalline solid, H 2 SO 5 , used as an oxidizing agent for certain organic compounds.
Also called peroxydisulfuric acid. a white, crystalline solid, H 2 S 2 O 8 , used in the manufacture of hydrogen peroxide.
- Persulphuric acid
/ˌpɜːsʌlˈfjʊərɪk/ noun 1. other names (not in technical usage) for peroxysulphuric acid
[purt] /pɜrt/ adjective, perter, pertest. 1. boldly forward in speech or behavior; impertinent; saucy. 2. jaunty and stylish; chic; natty. 3. lively; sprightly; in good health. 4. Obsolete. . [purt] /pɜrt/ noun 1. a management method of controlling and analyzing a system or program using periodic time and money reports, often computer generated, to determine […]
noun 1. a hand-held computer, often pen-based, that provides especially organizational software, as an appointment calendar, and communications hardware, as a fax modem. Abbreviation: PDA. noun 1. a palmtop computer for storing information PDA noun See electronic organizer See personal organizer personal digital assistant See PDA.
- Personal day
noun a day taken off from work at the employee’s discretion for a reason other than illness or vacation Examples Depending on the company, personal days are paid or unpaid. Word Origin 1970