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gamma

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gamma

Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++
Related topics: Letters & punctuation
gam·ma /ˈɡæmə/ noun [countable]  SLAthe third letter of the Greek alphabet 伽马〔希腊字母表的第三个字母,即 Γγ
Examples from the Corpus
gammaBeta and gamma emissions can be detected by scintillation counters.Gastric emptying tests with radiolabelled meals and gamma camera imaging have proved popular for many years in clinical research and physiological studies.The radiation emitted by these isotopes consists of alpha particles, beta particles, and gamma rays.Fields in the range of interest are usually measured in gamma, one gauss being 100,000 gamma.We must lift detectors above the atmosphere to study gamma rays, X-rays, ultraviolet and long infrared radiations.These plasma cells produce a homogeneous immunoglobulin protein which stains as a well-defined peak in the gamma region.The gamma dose rate proved to be only about 20 percent - reasonably typical for clay materials.Hemoglobin F, or fetal hemoglobin, is composed of two alpha chains and two gamma chains. 214.
Origin gamma (1400-1500) Latin Greek
gam·ma nounChineseSyllable
of Greek Corpus the third the alphabet letter


gamma
gamma /ˈɡæmə/ noun [countable]
 Date: 1400-1500
 Language: Latin
 Origin: Greek
the third letter of the Greek alphabet


gammaBrE /ˈɡæmə/ 🔊NAmE /ˈɡæmə/ 🔊 nounthe third letter of the Greek alphabet (Γ, γ) 希腊字母表的第 3 个字母