isle ( s silent)

t. [ISLE (1), 8.] To form into an island; to cause to become or be like an island; to isolate. "Isled in sudden seas of light." Tennyson: Fatima , 33. *Isleş'-man (first s silent), s. [English isle , and man.] An islander. "The islesmen carried at their backs The ancient Danish battle-axe." Scott: Marmion, v. 5. IMG:content-0066.png:[blocks in formation] i-sō-bri-ous, a. [Pref. iso -equal, and Greek briaō to make strong, to be strong.] Bot .: An epithet proposed by Ca ini for Dicotyledons because their force of development in connection with the embryo is equal on both sides. i-sō-būtāne, s. [Eng. iso (meric); but ( yl ), and suff.- ane .) Chem .: (CH3)3CH. Trimethyl-methane, or methyl isopropyl, is formed by the action of zinc and hydrochloric acid on tertiary butyl iodide, or by the action of zinc on tertiary butyl alcohol in presence of water. It is a colorle gas which liquefies at 17°. i-sō-būtene, i sō-bū-tyl-ēne, s . [Eng. iso(meric); but ( yl ), and suff.-ene.] isochilidæ 1-so-bu-těl, s . [English iso ( meric ), and butyl .] [BUTYL.] isobutyl-alcohol, s. Chem.: Isopropyl carbinol. [BUTYL ALCOHOL.] i-sō-bu-tyl-a-mine, s. [English isobutyl, and amine.] Chem: CH(CH3)2CH2NH2. Obtained by distilling pota ium isobutyl sulphate with pota ium cyanate, and treating the distillate, which contains isobutyl isocyanate, with potash. It has a specific gravity of 0-7357 at 15°, and boils at 67.5°.