Obamacare

American

[oh-bah-muh-kair] / oʊˈbɑ məˌkɛər /

noun

a federal law providing for a fundamental reform of the U.S. healthcare and health insurance system, signed by President Barack Obama in 2010: formally called Affordable Care Act or Patient Protection and Affordable Care Act.

Etymology

Origin of Obamacare

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.

Every bit helps if you’re on the income threshold for the Obamacare subsidies still available.

From Barron's • Jan. 15, 2026

Obamacare required that policies sold on its exchange did not discriminate.

From Los Angeles Times • Dec. 18, 2025

Since 2018, enrollment in Obamacare plans has more than doubled, from 11.4 million to 24.3 million this year, with a notable enrollment increase starting in 2021, when the premium subsidy structure was improved.

From Los Angeles Times • Dec. 17, 2025

About 24.3 million people had an Obamacare plan in 2025, up from 11.4 million in 2020, according to KFF — and about 22 million benefited from the subsidies.

From MarketWatch • Dec. 11, 2025

ACA, or Obamacare, plans are a critical option for people who are self-employed, contractors or between jobs.

From MarketWatch • Dec. 3, 2025

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