Dictionary.com
Thesaurus.com

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 didn’t respond to requests for comment about the letters from the state officials.

From Seattle Times • Mar. 26, 2024

Rather than shut down the yard immediately, officials directed OMA Construction to apply for permits by September and discussed noise and dust mitigation measures the yard could take.

From Seattle Times • Mar. 9, 2024

The discord spiked in January, when the dispute made news headlines and an attorney for OMA Construction sent a cease-and-desist letter warning Fairmount’s principal to stop making complaints.

From Seattle Times • Mar. 9, 2024

In an email and an interview Friday, OMA Construction Vice President Brandon Akers said the company has complied with the county’s emergency order, using the yard only for parking.

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

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.