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OMA

1 American  

  1. orderly marketing agreement.

-oma 2 American  

plural

-omas, -omata

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

    fibroma; melanoma.
-oma British  

combining form

  1. indicating a tumour

    carcinoma
"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
–oma Scientific  

  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.

Usage

What does -oma mean? The suffix -oma is used to name tumors. The suffix -oma is used in many medical terms, especially in pathology. The suffix -oma is probably taken from words like sarcoma and carcinoma. Sarcoma comes from the Greek sárkōma, meaning "fleshy growth," and carcinoma from the Greek, karkínōma, "sore, ulcer, cancer.”When used in the plural, -oma can be either -omas or -omata, as in lipomas or lipomata. What are variants of -oma?Especially in biology terms, the suffix -oma becomes -ome, as in rhizome, and indicates a mass or specific kind of part.

Etymology

Origin of -oma

Probably extracted from carcinoma or sarcoma

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

OMA Construction has appealed the order, claiming the company has committed no violations and noting that county officials last year said the yard could be allowed in Business Park zoning.

From Seattle Times • Mar. 26, 2024

In appealing the county’s order Wednesday, an attorney for OMA Construction said the company has committed no violations and was originally cleared by officials to start operating at the site.

From Seattle Times • Mar. 9, 2024

“The county has been more than patient with OMA Construction while school teachers, parents and children have suffered the consequences,” he wrote.

From Seattle Times • Mar. 9, 2024

Interviews with staff at OMA and former trustees show there is growing frustration with the museum’s legal and crisis management expenses.

From New York Times • Jan. 12, 2024

“Consequently, cleaning up the aftermath created by the defendants has cost OMA even more.”

From Seattle Times • Aug. 16, 2023

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.