单词 | leptotene |
释义 | lepton /lepˈton/noun
ORIGIN: Gr leptos, neuter lepton slender leptocephalˈic or leptocephˈalous adjective (Gr kephalē head) narrow-skulled leptocephˈalus noun (pl leptocephˈali) The larva of an eel leptocercˈal adjective (Gr kerkos tail) slender-tailed leptodacˈtyl noun (Gr daktylos finger, toe) a bird or other animal with long slender toes leptodacˈtylous adjective Slender-toed lepˈtome noun (botany) Phloem or bast leptonˈic adjective Of or relating to leptons leptophyllˈous adjective (botany) With long slender leaves lepˈtorrhine adjective (Gr rhīs, rhīnos nose) narrow-nosed lepˈtosome noun
leptosōˈmic or leptosomatic /-sə-matˈik/ adjective leptospīrōˈsis noun (Gr speira a coil) a disease of animals or humans caused by bacteria of the genus Leptospīˈra leptosporanˈgiate adjective (botany) Having each sporangium derived from a single cell, opp to eusporangiate lepˈtotene /-tēn/ noun (biology) The first stage of meiotic prophase in which long, slender, single-stranded chromosomes appear lepton number noun The number of leptons minus the number of antileptons (antiparticles of leptons) in a system |
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