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microscopic

American  
[mahy-kruh-skop-ik] / ˌmaɪ krəˈskɒp ɪk /
Also microscopical

adjective

  1. so small as to be invisible or indistinct without the use of the microscope.

    microscopic organisms.

  2. very small; tiny.

  3. of, relating to, or involving a microscope.

    microscopic investigation.

  4. very detailed; meticulous.

    a microscopic view of society.

  5. suggestive of the precise use of the microscope; minute.

    microscopic exactness.


microscopic British  
/ ˌmaɪkrəˈskɒpɪk /

adjective

  1. not large enough to be seen with the naked eye but visible under a microscope Compare macroscopic

  2. very small; minute

  3. of, concerned with, or using a microscope

  4. characterized by or done with great attention to detail

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • microscopically adverb
  • nonmicroscopic adjective
  • nonmicroscopical adjective
  • nonmicroscopically adverb
  • unmicroscopic adjective
  • unmicroscopically adverb

Etymology

Origin of microscopic

First recorded in 1670–80; microscope + -ic

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

These microscopic imperfections can shift position hundreds of times per second.

From Science Daily

These microscopic particles are thought to have existed since the earliest cells emerged.

From Science Daily

Soft tissues rarely survive for millions of years, yet in this case, even microscopic details endured.

From Science Daily

And it was about the rise of "microscopic" video assistant referee interventions.

From BBC

“Cloth cannot keep out microscopic viruses,” one character reprimands another, who prefers a scarf to his regulation mask.

From The Wall Street Journal