ISOMERISM n.
entical (in that they have the same composition, the same molecular weights, and the same ultimate constitution), are yet physically different, as in their action on polarized light, as dextro- and lævo-tartaric acids. In such compounds there is usually at least one unsymmetrical carbon atom. See Unsymmetrical.…
L n.
Greek, through the Latin, the form of the Greek letter being from the Phoenician, and the ultimate origin prob. Egyptian. Etymologically, it is most closely related to r and u; as in pilgrim, peregrine, couch (fr. collocare), aubura (fr. LL. alburnus).
O n.
the Latin. The letter came into the Greek from the Phoenician, which possibly derived it ultimately from the Egyptian. Etymologically, the letter o is most closely related to a, e, and u; as in E. bone, AS. ban; E. stone, AS. stan; E. broke, AS. brecan to break; E. bore, AS. beran to bear; E. dove, AS. dufe; E. toft,…