entosthoblast

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noun

The granule within the nucleolus or entoblast of a nucleated cell.

OriginAncient Greek ἔντοσθεν →
Scrabble 18
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Meanings

nounentosthoblast (plural entosthoblasts)

plural entosthoblasts

  1. biologyThe granule within the nucleolus or entoblast of a nucleated cell.

    1857-1862, Louis Agassiz, Contributions to the Natural History of the United States of America when this [nucleolus] contains a still smaller body , this is called entosthoblast

Origin

  1. Ancient Greekἔντοσθεν“from within”
  2. Englishentosthoblast

From Ancient Greek ἔντοσθεν (éntosthen, “from within”) (possibly due to association with superlatives in -ιστος (-istos)) + -blast.

More words from Ancient Greek

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Cite this entry
APA

entosthoblast. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/entosthoblast

MLA

“entosthoblast.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/entosthoblast. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “entosthoblast,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/entosthoblast.

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