acid reflux

noun

: backward flow of the acidic contents of the stomach into the esophagus that is due to malfunctioning of a sphincter at the lower end of the esophagus and that results especially in heartburn : gastroesophageal reflux
a medication for acid reflux
Acid reflux is the backflow of stomach contents into the esophagus. The feeling of acid reflux is heartburn: a mild burning sensation in the mid-chest …The Tennessee Tribune
Acid reflux occurs when the valve between your esophagus and stomach doesn't close properly, allowing stomach acid to wash back up through your esophagus …Miriam Jones Bradley

Examples of acid reflux in a Sentence

Recent Examples on the Web However, evidence for using apple cider vinegar for acid reflux has been mostly anecdotal. Elizabeth Barnes, Verywell Health, 24 May 2024 Antacids are generally the drug of choice to treat mild acid reflux. Denise Mann, Health, 3 May 2024 Antacids can immediately treat acid reflux, while H2 antagonists and PPIs take some time to work. Denise Mann, Health, 3 May 2024 No one had any of the specialty brands made for premature infants like ours or for babies with other special needs, such as those who were lactose intolerant, those with acid reflux, or infants with other special dietary needs. Martha Gershun and Rosa Delauro, STAT, 2 May 2024 Pickle juice is also typically high in sugar and acidity, Sharp notes, which can impact those with acid reflux and gastroesophageal reflux disease (GERD), and cause issues with blood sugar and tooth enamel. Hannah Yasharoff, USA TODAY, 19 Apr. 2024 Though many people talk about acid reflux and heartburn synonymously, acid reflux is actually the cause, and heartburn is one symptom. Daryl Austin, USA TODAY, 22 Feb. 2024 The most common signs of acid reflux include heartburn and regurgitation. Mark Gurarie, Health, 15 Feb. 2024 Instead, many new cases are found in people with chronic acid reflux or infections with a bacterium called Helicobacter pylori, which can cause inflammation in the stomach. Aria Bendix, NBC News, 6 Feb. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'acid reflux.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1960, in the meaning defined above

Time Traveler
The first known use of acid reflux was in 1960

Dictionary Entries Near acid reflux

Cite this Entry

“Acid reflux.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/acid%20reflux. Accessed 21 Jun. 2024.

Medical Definition

acid reflux

noun
: backward flow of the acidic contents of the stomach into the esophagus that is due to malfunctioning of a sphincter at the lower end of the esophagus and that results especially in heartburn : gastroesophageal reflux
… people who report experiencing at least weekly symptoms of acid reflux have substantially higher risks of BE [=Barrett's esophagus] than those with less frequent episodes. Moreover, we found that symptoms of acid reflux experienced at older ages conferred substantially higher risks of BE than symptoms at younger ages …Kylie J. Smith et al., Cancer Epidemiology, Biomarkers & Prevention
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