ULTRAMICRO Synonyms: 32 Similar and Opposite Words

ultramicro

adjective

Definition of ultramicro

as in micro

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Recent Examples of Synonyms for ultramicro

Adjective

Best mascara This mascara uses a brush with nearly 500 micro bristles to coat and lift every lash without clumping or smudging.

— Casey DelBasso, ABC News, 31 July 2026
Lean into desert dressing with cowboy-core and micro shorts; embrace your boho dreams in flowy dresses and ruffles; or match the city grit with an oversized leather jacket and low-rise jeans.

— Christina Perrier, InStyle, 30 July 2026

Definition of micro

Adjective

The amount may be infinitesimal—white sugar and bottled water are sometimes purified with charred animal bones, for instance—but some hypersensitive alpha-gal patients avoid the risk anyway.

— Burkhard Bilger, New Yorker, 29 June 2026
To precisely print transistors at these infinitesimal scales, light with an incredibly short wavelength must be used.

— Rob Toews, Forbes.com, 22 June 2026

Definition of infinitesimal

Adjective

These vines will also happily wind their way around tree trunks and shrubs and fix themselves in place with small rootlets that take on a hairy appearance as poison ivy plants mature.

— Lauren Landers, Better Homes & Gardens, 10 Aug. 2026
Tidy a corner and play a favorite song, letting a small routine remind everyone that care comes through simple, repeatable acts.

— Tarot.com, Baltimore Sun, 10 Aug. 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

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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 13 Aug. 2026.

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Synonyms of ultramicro

adjective

Example Sentences

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