sul·fon·meth·ane 
(sŭl′fōn-mĕthān′, -fŏn-)
(sŭl′fōn-mĕthān′, -fŏn-)n.
A colorless crystalline or powdered compound, C7H16O4S2, formerly used as a hypnotic.
- practical joker
- practically
- practicalness
- practical nurse
- practice
- practiced
- practicer
- practice-teach
- practice teacher
- practice teaching
- practicing
- practicum
- practise
- practitioner
- Prader-Willi syndrome
- praedial
- praemorse
- praemorse
- praemunire
- praenomen
- praenominal
- praetor
- praetorial
- praetorian
- Praetorian Guard