from The American Heritage® Dictionary of the English Language, 4th Edition

  • Inside; within: entoblast.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • Endo-; inside.

from the GNU version of the Collaborative International Dictionary of English

  • A combining form signifying within.

from The Century Dictionary and Cyclopedia

  • n. A prefix, chiefly used in biological terms, denoting ‘within, inside, inner, internal’: opposed to ecto- and exo-.


New Latin, from Greek entos, within; see en in Indo-European roots.
(American Heritage® Dictionary of the English Language, Fourth Edition)


Sorry, no example sentences found.


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