Dictionary.com
Thesaurus.com
Synonyms

OTC

American  

  1. Also O.T.C. Officers' Training Corps.

  2. over-the-counter.

OTC British  

abbreviation

  1. (in Britain) Officers' Training Corps

  2. over-the-counter

  3. oxytetracycline

"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

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.

The OTC might tide them over until that GMO creation was ready for widespread planting.

From Slate • Apr. 20, 2026

The OTC market is operated by banks for wealthy customers who want to privately express their views, or who employ strategies that are difficult to complete in normal markets.

From Barron's • Feb. 4, 2026

That $30 jump is likely stale OTC data updating in chunks.

From MarketWatch • Dec. 12, 2025

We rejoin the macrodata refinement team five months after last season’s epic cliffhanger, when they breached the system by tripping Lumon’s “overtime contingency” mechanism, or OTC, to awaken their innies in the outside world.

From Los Angeles Times • Jan. 16, 2025

Any line trace, however, had to go through Telecom, which was at that time a separate body from OTC.

From Underground by Dreyfus, Suelette

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.