Share this entry

Share this page

sea urchin

División en sílabas: sea ur·chin

Definición de sea urchin en inglés:

sustantivo

A marine echinoderm that has a spherical or flattened shell covered in mobile spines, with a mouth on the underside and calcareous jaws. Many species are harvested for food.
  • Class Echinoidea: several families and genera, and numerous species, including the Atlantic purple sea urchin (Arbacia punctulata, family Arbaciidae) and the green sea urchin (Strongylocentrotus drobachiensis, family Strongylocentrotidae)
Example sentences
  • The sea urchin is one of the few marine organisms whose genome has been sequenced.
  • The inner shell of a sea urchin is a hollow globe, scored in five curved sections that taper at the ends into a small hole at the top and bottom.
  • The red sea urchin's body is domed above and flat below.

Definición de sea urchin en:

Share this entry

Share this page

 

¿Qué te llama la atención de esta palabra o frase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Obtenga más de Oxford Dictionaries

Suscribirse para eliminar anuncios y acceder a los recursos premium

Palabra del día snarf
Pronunciación: snɑːf
verb
eat or drink quickly or greedily