ASEPTIC Synonyms: 84 Similar and Opposite Words

aseptic

adjective

(ˌ)ā-ˈsep-tik

Definition of aseptic

as in sterile

free from filth, infection, or dangers to health patients with compromised immune systems must be treated in aseptic environments

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Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of aseptic There, the friends are plunged into a hell that defies description in its mix of aseptic rationality and normalized violence. — Bartolomeo Sala, The Dial, 27 Mar. 2025 People who grow up in relatively aseptic city apartments are more likely to develop asthma and allergies than those who spend their childhoods on farms, for instance. — Lauren Leffer, Popular Science, 27 Feb. 2025 Amanda’s mother seems to activate when given the chance to paint at a nursing home, an aseptic and terrible place for which everyone in the family seems to be awkwardly auditioning. — Ryan Lattanzio, IndieWire, 17 Feb. 2026 The reason is that another company, Mori-Nu, sells shelf-stable silken tofu in aseptic packages that comes in several varieties, from soft to extra-firm – while still being labeled silken. — The Washington Post, San Diego Union-Tribune, 19 Feb. 2025 See All Example Sentences for aseptic

Recent Examples of Synonyms for aseptic

Adjective

These conditions had much higher fatality rates in 1776 because Americans had no antibiotics, few vaccines, no understanding of germ theory, no sterile surgical techniques and limited access to hospitals, experts note.

— Melissa Rudy, FOXNews.com, 3 July 2026
Officials will begin to release sterile male mosquitoes in Rosemont next week to reduce the spread of Aedes aegypti, a disease-carrying invasive mosquito, the Sacramento-Yolo Mosquito and Vector Control District announced Wednesday.

— Reeti Malhotra, Sacbee.com, 1 July 2026

Definition of sterile

Adjective

The temporary power outage caused a sanitary sewer overflow on Patapsco Avenue, which was quickly slowed by DPW's Utility Maintenance Division, officials stated.

— Adam Thompson, CBS News, 10 June 2026
After all, there are so many basic areas to wipe down weekly just to keep your home organized and sanitary from the week's use.

— Ashlyn Needham, Southern Living, 7 June 2026

Definition of sanitary

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ascribing

aseptic

asexual

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“Aseptic.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/aseptic. Accessed 7 Jul. 2026.

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Synonyms of aseptic

adjective

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