Webster's 1913 Dictionary
EPSOMITE
EPSOMITE Ep "som *ite, n.
Defn: Native sulphate of magnesia or Epsom salt.
EPSOM SALTS; EPSOM SALT
EPSOM SALTS; EPSOM SALT Ep "som salts ` or Ep "som salt `. (Med. )
Defn: Sulphate of magnesia having cathartic qualities; -- originally prepared by boiling down the mineral waters at Epsom, England, -- whence the name; afterwards prepared from sea water; but now from certain minerals, as from siliceous hydrate of magnesia.
New American Oxford Dictionary
Epsom
Ep som |ˈepsəm ˈɛpsəm | a town in Surrey, southeastern England; pop. 35,000 (est. 2009 ). Its natural mineral waters were used in the production of Epsom salts. The annual Derby and Oaks horse races are held at its racecourse on Epsom Downs.
Epsom salts
Ep som salts |epsəmˈsɔːlts | ▶plural noun crystals of hydrated magnesium sulfate used as a purgative or for other medicinal use. [Chem. formula: MgSO 4. 7H 2 O. ] ORIGIN mid 18th cent.: named after the town of Epsom, where it was first found occurring naturally.
Oxford Dictionary
Epsom
Epsom |ˈɛpsəm | a town in Surrey, SE England; pop. 35,000 (est. 2009 ). The annual Derby and Oaks horse races are held at its racecourse on Epsom Downs.
Epsom salts
Epsom salts |ɛpsəmˈsɔːlts | ▶plural noun crystals of hydrated magnesium sulphate used as a purgative or for other medicinal use. ●Chem. formula: MgSO 4. 7H 2 O. ORIGIN mid 18th cent.: named after the town of Epsom, where it was first found occurring naturally.
Sanseido Wisdom Dictionary
Epsom
Ep som /éps (ə )m /名詞 エプサム 〘イングランド南部の町; 大競馬場があり, 毎年the Derbyやthe Oaksが行われる 〙.～́ s à lts 〖単複両扱い 〗エプソン塩, シャリ塩 〘下剤などに使用; Epsomの鉱泉から採れた 〙.
The Wordsmith Dictionary