spiculum

A small, pointed skeletal structure found in various marine and freshwater invertebrates, such as sponges and corals.

• 🇫🇷Petite structure squelettique pointue que l'on trouve chez divers invertébrés marins et d'eau douce, tels que les éponges et les coraux.

1. Skeletal element in invertebrates C1 formal scientific

   A small, needle-like or pointed structure that forms part of the internal skeleton of certain marine and freshwater invertebrates, such as sponges and corals.

   • The sponge's body is supported by a network of tiny spicules.
   • Scientists examined the spicules under a microscope to identify the coral species.
   • The spicules provide structural rigidity to the soft tissues of these organisms.

   🇫🇷spicule

   Synonymes: spicule

• spicula plural form
• spiculums plural form
• spicula's possessive plural form
• spiculums' possessive plural form
• spiculum's possessive singular form