ULTRAMICRO Synonyms: 32 Similar and Opposite Words

ultramicro

adjective

Definition of ultramicro

as in micro

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Example Sentences

Recent Examples of Synonyms for ultramicro

Adjective

More efficient micro-LED transmitters could eventually help data centers increase communication speeds without relying exclusively on power-hungry lasers.

— Aamir Khollam, Interesting Engineering, 30 Oct. 2026
For brands, that means relevance may come less from chasing micro trends and more from making room for distinct communities and creative voices.

— Denni Hu, Footwear News, 30 Oct. 2026

Definition of micro

Adjective

To be stacked together efficiently, they must be painstakingly paired for infinitesimal compatibility.

— Gideon Lewis-Kraus, New Yorker, 19 Oct. 2026
Acrylamide can be found in infinitesimal amounts in coffee, but the lab results were extremely high, Suyama said, far more than what is typically found in food.

— Eduardo Cuevas, CNN Money, 17 Oct. 2026

Definition of infinitesimal

Adjective

The Sun’s gravity confines dense plasma, while terrestrial machines must create conditions for useful fusion within a much smaller space.

— Atharva Gosavi, Interesting Engineering, 31 Oct. 2026
Ear seeding is a needle-free acupuncture technique that uses small beads held to the ear with adhesive to stimulate specific pressure points.

— Hanna Wickes, Miami Herald, 30 Oct. 2026

Definition of small

Adjective

The risk is lower in areas such as the Pacific Northwest, where the population is less vulnerable, and Greenland, where fewer people live near glacial lakes.

— Sarah Kuta, Smithsonian Magazine, 10 Feb. 2023
The Cavs are now just 4-7 in games decided by three points or fewer.

— Chris Fedor, cleveland, 31 Jan. 2023

Definition of fewer

Adjective

Even lesser-scale incidents like the Varsity Blues college admissions scandal and the Volkswagen emissions scandal erode trust in the institutions that help make our society possible and push it forward.

— Lindsey Witmer Collins, Forbes.com, 7 Aug. 2025
Toronto’s Fred VanVleet appears to be the top target, but Miami’s Kyle Lowry, Utah’s Mike Conley and, perhaps to a lesser extent, Charlotte’s Terry Rozier have been linked to the team at various points.

— Staff Writer Follow, Los Angeles Times, 3 Feb. 2023

Definition of lesser

Adjective

There were other, more minor, signs that suggested the Republican senator might be in trouble.

— Kacen Bayless, Kansas City Star, 4 Nov. 2026
In the case of a minor stroke, which is often referred to as a transient ischemic attack or a warning stroke, the person doesn’t suffer lasting effects.

— Livi Stanford, Hartford Courant, 3 Nov. 2026

Definition of minor

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Browse Nearby Words

ultramasculine

ultramicro

ultramodern

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“Ultramicro.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/ultramicro. Accessed 5 Nov. 2026.

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Synonyms of ultramicro

adjective

Example Sentences

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