单词 | lamella |
释义 | Word Frequency lamella(ləˈmɛlə) nounWord forms: plural -lae (-liː) or -las 1. a thin layer, plate, or membrane, esp any of the calcified layers of which bone is formed 2. botany a. any of the spore-bearing gills of a mushroom b. any of the membranes in a chloroplast c. Also called: middle lamella a layer of pectin cementing together adjacent cells 3. one of a number of timber, metal, or concrete members connected along a pattern of intersecting diagonal lines to form a framed vaulted roof structure 4. any thin sheet of material or thin layer in a fluid Derived forms lamellar (laˈmellar) or lamellate (ˈlæmɪˌleɪt, -lɪt, ləˈmɛleɪt, -lɪt) or lamellose (ləˈmɛləʊs, ˈlæmɪˌləʊs) adjective lamellarly (laˈmellarly) or lamellately (ˈlamellately) adverb lamellated (ˈlamelˌlated) adjective lamellation (ˌlamelˈlation) noun lamellosity (ˌlæməˈlɒsɪtɪ) noun Word origin C17: New Latin, from Latin, diminutive of lāmina thin plate |
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