osteoclast

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noun

A large multinuclear cell associated with the resorption of bone.

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Meanings

nounosteoclast (plural osteoclasts)

plural osteoclasts

  1. biologyA large multinuclear cell associated with the resorption of bone.

    Inhibition of osteoclast activation and differentiation is an effective strategy for blocking bone resorption.

    2022, Yajing Yang, Zhipeng Zeng, with Lei Yuan, Hong Cao, Jianmin Guo, and Xuchang Zhou, “Application and Molecular Mechanisms of Extracellular Vesicles Derived from Mesenchymal Stem Cells in Osteoporosis”, in Current issues in molecular biology, volume 44, number 12, →DOI
  2. medicineAn instrument for performing osteoclasis.

Origin

From osteo- (“bone”) + -clast (“break”).

Full word history & related roots →

Translations

Czech osteoklast
  • osteoklastcell
Finnish luunsyöjäsolu
  • luunsyöjäsolucell
Hungarian oszteoklaszt
  • oszteoklasztcell
Irish oistéaclast
  • oistéaclastcell
Italian osteoclasto, osteoclaste
  • osteoclastocell
  • osteoclasteinstrument
Spanish osteoclasto
  • osteoclastocell
Swedish osteoklast
  • osteoklastcell
Cite this entry
APA

osteoclast. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/osteoclast

MLA

“osteoclast.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/osteoclast. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “osteoclast,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/osteoclast.

Source: osteoclast on Wiktionary, CC BY-SA 4.0.