notochord

n. 脊索 [医] 脊索

词形变化

notochords 复数 notochords

释义与例句

n.
  1. 1.

    A flexible rodlike structure that forms the main support of the body in the lowest chordates; a primitive spine.

  2. 2.

    A similar structure found in the embryos of vertebrates from which the spine develops.

    脊索

词汇关系

名词

上位词 6

back spine backbone rachis spinal column vertebral column

下位词 1

urochord

词源

From noto- + chord.

来源：wiktionary