sphaeridium

球棘(海胆)

词形变化

sphaeridia 复数 sphaeridia

释义与例句

n.
  1. 1.

    Synonym of capitulum.

    生物 植物学
  2. 2.

    A sense organ found on the exterior of most sea urchins, consisting of an oval or spherical head surmounting a short pedicel. It is generally supposed to be an olfactory organ, or for equilibrium.

    生物 动物学

词源

From Ancient Greek σφαιρίδιον (sphairídion, “sphere (diminutive form)”), by surface analysis, sphero- + -idium.

来源：wiktionary