peduncle

名词 n.
中文释义

英文释义

名词 n.
  1. The stalk supporting an inflorescence or a solitary flower/fruit.
  2. A short stalk at the base of a reproductive structure of a non-flowering plant.
    — On fertilization, the archegonia form obyriform calyptrae that are distinctly narrowed at base to form a stalk or peduncle; this does not occur in other Hepaticae.
  3. A bundle of neurons connecting different parts of the brain.
  4. In arthropods, the base segments of an antenna or stalk-like structures such as the peduncles of some barnacles.
  5. In vertebrates, the base of any relatively massive anatomical member connected to the body by a narrower section. Cf. caudal peduncle of fishes.
  6. A stem attaching a mass of tissue (such as a polyp) to the body.
  7. A collection of nerves in the appendage of an animal (such as the tip of a dolphin's tail).

词形变化

peduncles plural

词汇关系

衍生词
peduncled
相关词
pedicel peduncular pedunculate

词源

From Late Latin pedunculus, from pēs (“foot”, stem: ped-).
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