monethyl Chem.
(mɒˈnɛθɪl)
Also mono-.
[f. mono- + ethyl.]
An organic compound in which one atom of hydrogen is replaced by one molecule of ethyl. Hence moˈnethylic a.
| 1868 Fownes' Chem. (ed. 10) 615 Monethylic borate C2H5BO2. 1869 Roscoe Elem. Chem. 339 Monœthyl [sic] phosphine. 1881 Academy 14 May 360/2 An ethylether malic acid isomeric with the monethyl malate of Desmondisir. |