oma

1. orderly marketing agreement.

plural -omas, -omata.

1. a noun suffix used to form names of tumors, of the kind specified by the base: fibroma; melanoma.

n combining form

1. indicating a tumourcarcinoma

word-forming element, from Greek -oma, with lengthened stem vowel + -ma, suffix forming neuter nouns and nouns that indicate result of verbal action (equivalent of Latin -men); especially taken in medical use as “morbid growth, tumor,” based on sarcoma, carcinoma. suff.

1. Tumor:lipoma.

1. A suffix meaning “tumor” or “cancer,” as in carcinoma. Often, the suffix is added to the name of the affected body part, as in lymphoma, cancer of the lymph tissue.