ultramicro

adjective

Definition of ultramicronext
as in micro

Related Words

Relevance

Dissimilar Words

Example Sentences

Recent Examples of Synonyms for ultramicro
  1. micro
  2. infinitesimal
  3. small
  4. fewer
  5. lesser
  6. minor
Adjective
  • The oversize everyday bag continues to dominate, particularly in supple suede finishes, while mini and micro bags remain relevant through playful interpretations featuring embroidery, charms and decorative details.
    — Sandra Salibian, Footwear News, 13 Oct. 2026
  • In comparison, Jackery's barrel ports feel like getting something with a micro-USB port instead of a USB-C port, which all your cords and charging blocks are set up to handle.
    — Michael Lydick, PC Magazine, 9 Oct. 2026
Definition of micro
Adjective
  • The likelihood of hearing this any place was like, infinitesimal.
    — Katie Bain, Billboard, 2 Oct. 2026
  • As few as 10 cells, hidden in an infinitesimal fleck of feces, can contaminate raw milk and trigger a fatal infection.
    — CNN Money, CNN Money, 1 Oct. 2026
Definition of infinitesimal
Adjective
  • There’s also a small but well-equipped 24-hour gym, a sauna, steam rooms, and a Jacuzzi area with daybeds.
    — Condé Nast, Condé Nast Traveler, 10 Oct. 2026
  • In a small Idaho town, a young mother is accused of killing her young twins.
    — Glenn Thrush Eric Schmitt Liam Stack Tim Balk, New York Times, 10 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
  • Also, people are putting a little too much play on this whole almost a dance minor thing.
    — Lexi Carson, HollywoodReporter, 13 Oct. 2026
  • That seemingly minor detail can have huge consequences for the entire economy.
    — Greg Rosalsky, NPR, 13 Oct. 2026
Definition of minor
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.

Browse Nearby Words

ultramasculine
ultramicro
ultramodern
See all Nearby Words

Cite this Entry

“Ultramicro.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/ultramicro. Accessed 15 Oct. 2026.

Copy Citation
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Last Updated: - Updated example sentences

Popular in Grammar & Usage

See More

'Affect' vs. 'Effect'

Merriam-Webster’s Great Big List of Words You Love to Hate

The Exceptions of '-s' and '-es' Plurals

Is it 'nerve-racking' or 'nerve-wracking'?

What's the difference between 'fascism' and 'socialism'?
See More

Popular in Wordplay

See More

16 Food Words Recently Added to the Dictionary

The Real Origin of 'Supercalifragilistic'

9 Words That Sound Like Insults But Aren't

7 Words for Bad Endings and Rough Situations

The Words of the Week - Oct. 16
See More

Popular

See More

'Affect' vs. 'Effect'

16 Food Words Recently Added to the Dictionary

The Real Origin of 'Supercalifragilistic'
See More

Games & Quizzes

See All
Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
Quordle Can you solve 4 words at once?
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.
Blossom Pick the best words!
Play Missing Letter: a crossword with a twist. Each of the 25 puzzle words start with a different letter of the alphabet. Which letter is missing?
The Missing Letter A daily crossword with a twist
a cup of tea and a golf ball on tee side by side
Quiz: Sounds Like... Choose the word that sounds like it fits the clue...
See All