lambdacism
n. ரகரத்தை லகரம்போல ஒலித்தல், லகரத்தைத் தவறாக ஒலித்தல், லகர ஔதயுடைய சொற்களைக் கழிமிகையாகப் பயன்படுத்துதல்.
Lamb"da*cism, n. Etym: [L. lambdacismus, Gr. la`mbda the letter lambda ( 1. A fault in speaking or in composition, which consists in too frequent use of the letter l, or in doubling it erroneously. 2. A defect in pronunciation of the letter l when doubled, which consists in giving it a sound as if followed by y, similar to that of the letters lli in billion. 3. The use of the sound of l for that of r in pronunciation; lallation; as, Amelican for American.