indigestion

noun

in·​di·​ges·​tion ˌin-(ˌ)dī-ˈjes-chən 

-ˈjesh-

1

: inability to digest or difficulty in digesting something

2

: a case or attack of indigestion marked especially by a burning sensation or discomfort in the upper abdomen

Examples of indigestion in a Sentence

The patient complained of indigestion and nausea.

I like spicy foods but they always give me indigestion.

Recent Examples on the Web

Similar to other GLP-1s, the most common side effects of Foundayo are gastrointestinal in nature, including nausea, constipation, diarrhea, vomiting, indigestion, stomach pain, headache, swollen belly, fatigue, belching, heartburn, gas and hair loss. —Angelica Stabile, FOXNews.com, 2 Apr. 2026

According to Eli Lilly, based on clinical studies, the side effects of the Foundayo pill include nausea, constipation, diarrhea, vomiting, indigestion, stomach or abdominal pain, headache, swollen belly, tiredness, belching, heartburn, gas, and hair loss. —Yi-Jin Yu, ABC News, 2 Apr. 2026

The medication can cause side effects such as nausea, constipation, diarrhea, vomiting, indigestion, stomach pain, headache, fatigue, burping, reflux disease, gas and hair loss, the FDA said. —Ken Alltucker, USA Today, 1 Apr. 2026

But the indigestion can’t come from the sideline. —Troy Renck, Denver Post, 16 Mar. 2026

Word History

First Known Use

14th century, in the meaning defined at sense 1

Phrases Containing indigestion

• acid indigestion

Rhymes for indigestion

• congestion
• digestion
• ingestion
• suggestion
• gestion
• question

Kids Definition

indigestion

noun

in·​di·​ges·​tion ˌin-dī-ˈjes-chən 

-də-

1

: inability to digest or difficulty in digesting something

2

: a case or attack of indigestion marked especially by a burning or uncomfortable feeling in the upper stomach

Medical Definition

indigestion

noun

in·​di·​ges·​tion -jes(h)-chən 

1

: inability to digest or difficulty in digesting food : incomplete or imperfect digestion of food

2

: a case or attack of indigestion marked especially by pain, discomfort, or a burning sensation in the upper abdomen often accompanied by abdominal bloating, nausea, belching, flatulence, or uncomfortable fullness