Word.ws English Dictionary

-oma

Syllables: -o·maUK/ˈəʊ.mə/US/ˈoʊ.mə/

-oma suffix: forming nouns indicating disease or morbidity.

Suffix

-oma (plural -omata or -omas)

  1. Forming nouns indicating disease or morbidity.
  2. (specifically) Forming nouns indicating tumors or masses, which may be non-neoplastic or (more often) neoplastic, and (if the latter) either benign or malignant (cancerous); in accord with present-day understanding of histopathology, the suffix is now nonproductive for non-neoplastic senses.
    Synonyms:
    -cele, -coele

Synonyms of -oma

Forms of -oma

plural-omata
plural-omas

Origin of -oma

From Ancient Greek -ωμα (-ōma), from verbs in -όω (-óō) + -μα (-ma) (from Proto-Indo-European *-mn̥), which lengthens a preceding vowel.

Questions about -oma

What does -oma mean?
-oma means forming nouns indicating disease or morbidity.
What part of speech is -oma?
-oma is a suffix.
How do you pronounce -oma?
-oma is pronounced /ˈəʊ.mə/ (UK).

Words near -oma in the dictionary

  1. -oline
  2. -ologist
  3. -ology
  4. -olol
  5. -olone
  6. -oma
  7. -omas
  8. -omata
  9. -omatosis
  10. -omatous
  11. -ome

Source and license

Adapted from Wiktionary: -oma (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “-oma.” Word.ws, https://word.ws/-oma. Based on Wiktionary, CC BY-SA 4.0.