lyse

lyse |līs, līz laɪs | ▶verb Biology undergo or cause to undergo lysis. ORIGIN early 20th cent.: back-formation from lysis .

Lysenko, Trofim Denisovich

Ly sen ko, Trofim Denisovich |līˈsenkō, liˈsyenkə laɪˈsɛnkoʊ | (1898 –1976 ), Soviet biologist and geneticist. An adherent of Lamarck's theory of evolution by the inheritance of acquired characteristics, he dominated Soviet genetics for many years. DERIVATIVES Ly sen ko ism |-kōˌizəm |noun, Ly sen ko ist |-kōˌist |adjective noun

lysergic acid

ly ser gic ac id |līˈsərjik, li- laɪˌsərʤɪk ˈæsəd | ▶noun Chemistry a crystalline compound prepared from natural ergot alkaloids or synthetically, from which the drug LSD (lysergic acid diethylamide ) can be made. [A tetracyclic acid; chem. formula: C 16 H 16 N 2 O 2. ] ORIGIN 1930s: lysergic from ( hydro )lys (is ) + erg (ot ) + -ic .

lyse

lyse |lʌɪz | ▶verb Biology undergo or cause to undergo lysis. ORIGIN early 20th cent.: back-formation from lysis .

Lysenko, Trofim Denisovich

Lysenko, Trofim Denisovich |lɪˈsɛŋkəʊ | (1898 –1976 ), Soviet biologist and geneticist. He was an adherent of Lamarck's theory of evolution by the inheritance of acquired characteristics. Since his ideas harmonized with Marxist ideology he was favoured by Stalin and dominated Soviet genetics for many years. DERIVATIVES Lysenkoism noun

lysergic acid

lysergic acid |lʌɪˈsəːdʒɪk |(abbrev.: LSD ) ▶noun [ mass noun ] a crystalline compound prepared from natural ergot alkaloids or synthetically, from which the drug LSD (lysergic acid diethylamide ) can be made. ●A tetracyclic acid; chem. formula: C 16 H 16 N 2 O 2. ORIGIN 1930s: lysergic from (hydro )lys (is ) + erg (ot ) + -ic .

Lyse

Ly se Substantiv, feminin , die |L y se |die Lyse; Genitiv: der Lyse, Plural: die Lysen griechisch lýsis = (Auf )lösung, zu: lýein = (auf )lösen 1 Lysis 2 Chemie Vorgang des Lösens einer Substanz in einem Lösungsmittel und der damit verbundenen Spaltung ihrer Moleküle