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词汇 calyx
释义

Definition of calyx in English:

calyx

(also calix)
nounPlural calyces, Plural calyxes ˈkalɪksˈkeɪlɪksˈkeɪlɪks
  • 1Botany
    The sepals of a flower, typically forming a whorl that encloses the petals and forms a protective layer around a flower in bud.

    〔植〕花萼。比较COROLLA

    Compare with corolla
    Example sentencesExamples
    • The flower has a tubular calyx with four ovate lobes and a corolla with four overlapping petals.
    • He gave special attention to the pubescence of the leaves and of the calyces.
    • Unlike with other bulb flowers, the calyxes of amaryllises do not open quickly, so consider this when using them in flower arrangements for certain occasions.
    • The real attraction, though, is the dramatic calyxes that remain after the small flower petals fall.
    • Similar to the color traits, plant prickles were also evaluated for individual organs including stem, leaf, and flower and fruit calyxes.
  • 2Zoology
    A cuplike cavity or structure.

    〔动〕杯状结构,盏,盂,尤指

    1. 2.1 A portion of the pelvis of a mammalian kidney.
      哺乳动物肾的肾盂部分
      Example sentencesExamples
      • The major calyces unite to form the renal pelvis which is the expanded upper end of the ureter.
      • The base and sides are surrounded by cortical tissue, and the apex protrudes into the renal calyces.
      • You seem to be having a stone in the lower calyx of the right kidney.
      • The renal pelvis, calyces, and renal vein were grossly uninvolved.
      • In this case, the calyces are compressed by the markedly distended renal pelvis.
    2. 2.2 The cavity in a calcareous coral skeleton that surrounds the polyp.
      (珊瑚虫外围的)珊瑚骨骸空穴
      Example sentencesExamples
      • The polyp lived on top of a tabula in a depression in the top of the coral called the calyx.
      Synonyms
      space, chamber, hollow, hole, pocket, pouch
    3. 2.3 The plated body of a crinoid, excluding the stalk and arms.
      萼(海百合的有鳞甲的部分,不包括肉柄和腕)
      Example sentencesExamples
      • The characters that make this species distinct from the members of the C. sampsoni clade are primarily the thin-plated calyx and basal plates, which are higher than wide.
      • Although very few crinoid calyxes were encountered in the samples, columnals were ubiquitous and provided the basis for identification of crinoid genera.
      • In most extant crinoids, primarily the shallow-water ones, there are two body regions, the calyx and the rays.
      • In unstalked crinoids, the cirri are located on the end of the calyx opposite the mouth, and are used by the animal to grasp the substratum.
      • The pattern of proximal axes being more aborally inclined than are distal axes is similar to that in C axes of crinoid calyx plates.

Origin

Late 17th century: from Latin, from Greek kalux 'case of a bud, husk', related to kaluptein 'to hide'.

Definition of calyx in US English:

calyx

(also calix)
nounˈkāliksˈkeɪlɪks
  • 1Botany
    The sepals of a flower, typically forming a whorl that encloses the petals and forms a protective layer around a flower in bud.

    〔植〕花萼。比较COROLLA

    Compare with corolla
    Example sentencesExamples
    • The real attraction, though, is the dramatic calyxes that remain after the small flower petals fall.
    • Similar to the color traits, plant prickles were also evaluated for individual organs including stem, leaf, and flower and fruit calyxes.
    • Unlike with other bulb flowers, the calyxes of amaryllises do not open quickly, so consider this when using them in flower arrangements for certain occasions.
    • He gave special attention to the pubescence of the leaves and of the calyces.
    • The flower has a tubular calyx with four ovate lobes and a corolla with four overlapping petals.
  • 2Zoology
    A cuplike cavity or structure.

    〔动〕杯状结构,盏,盂,尤指

    1. 2.1 A portion of the pelvis of a mammalian kidney.
      哺乳动物肾的肾盂部分
      Example sentencesExamples
      • The base and sides are surrounded by cortical tissue, and the apex protrudes into the renal calyces.
      • The renal pelvis, calyces, and renal vein were grossly uninvolved.
      • In this case, the calyces are compressed by the markedly distended renal pelvis.
      • You seem to be having a stone in the lower calyx of the right kidney.
      • The major calyces unite to form the renal pelvis which is the expanded upper end of the ureter.
    2. 2.2 The cavity in a calcareous coral skeleton that surrounds the polyp.
      (珊瑚虫外围的)珊瑚骨骸空穴
      Example sentencesExamples
      • The polyp lived on top of a tabula in a depression in the top of the coral called the calyx.
      Synonyms
      space, chamber, hollow, hole, pocket, pouch
    3. 2.3 The plated body of a crinoid, excluding the stalk and arms.
      萼(海百合的有鳞甲的部分,不包括肉柄和腕)
      Example sentencesExamples
      • Although very few crinoid calyxes were encountered in the samples, columnals were ubiquitous and provided the basis for identification of crinoid genera.
      • The characters that make this species distinct from the members of the C. sampsoni clade are primarily the thin-plated calyx and basal plates, which are higher than wide.
      • The pattern of proximal axes being more aborally inclined than are distal axes is similar to that in C axes of crinoid calyx plates.
      • In most extant crinoids, primarily the shallow-water ones, there are two body regions, the calyx and the rays.
      • In unstalked crinoids, the cirri are located on the end of the calyx opposite the mouth, and are used by the animal to grasp the substratum.

Origin

Late 17th century: from Latin, from Greek kalux ‘case of a bud, husk’, related to kaluptein ‘to hide’.

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