osteoclast

/əʊs.tiː.əʊ.klæst/

Definitions

1. noun

A large multinucleate cell that breaks down and absorbs bone tissue, playing a key role in bone remodeling and calcium homeostasis.

“The process of bone resorption is mediated by osteoclasts, which release enzymes to break down bone matrix.”

2. noun

A cell that is responsible for the breakdown of bone tissue in the process of bone remodeling.

“Osteoclasts play a crucial role in the development of osteoporosis by breaking down bone tissue over time.”

Synonyms

  • bone-destroying cell
  • bone-resorbing cell

Antonyms

  • osteoblast