microscopic

adjective mi·cro·scop·ic \ ˌmī-krə-ˈskä-pik \
variants: or less commonly microscopical play \-pi-kəl\
Updated on: 20 May 2018

Definition of microscopic

1 : resembling a microscope especially in perception
2 a : invisible or indistinguishable without the use of a microscope
b : very small or fine or precise
3 : of, relating to, or conducted with the microscope or microscopy

microscopically

play \-pi-k(ə-)lē\ adverb

Examples of microscopic in a Sentence

  1. At this point, the embryo is a microscopic clump of only 100 cells.

  2. There is a microscopic crack in the diamond.

  3. He has a microscopic attention span.

  4. He recorded every aspect of his trip in microscopic detail.

  5. a microscopic study of plant tissues

Recent Examples of microscopic from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'microscopic.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of microscopic

circa 1672

in the meaning defined at sense 1

See Words from the same year
NEW! Time Traveler

Other Microbiology Terms


MICROSCOPIC Defined for English Language Learners

microscopic

Definition of microscopic for English Language Learners

  • : able to be seen only through a microscope : extremely small

  • : much smaller than what is usual, normal, or expected

  • : done with a microscope


MICROSCOPIC Defined for Kids

microscopic

adjective mi·cro·scop·ic \ ˌmī-krə-ˈskä-pik \

Definition of microscopic for Students

1 : of, relating to, or conducted with the microscope
  • a microscopic examination
2 : so small as to be visible only through a microscope : very tiny
  • a microscopic crack

microscopically

\-pi-kə-lē\ adverb

Medical Dictionary

microscopic

adjective mi·cro·scop·ic \ ˌmī-krə-ˈskäp-ik \
variants: or microscopical play \-i-kəl\

medical Definition of microscopic

1 : of, relating to, or conducted with the microscope or microscopy
2 : so small or fine as to be invisible or indistinguishable without the use of a microscope — compare macroscopic, submicroscopic, ultramicroscopic 1

microscopically

play \-i-k(ə-)lē\ adverb


Seen and Heard

What made you want to look up microscopic? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

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

WORD OF THE DAY

a case containing an explosive

Get Word of the Day daily email!

Test Your Vocabulary

May 2018 Words of the Day Quiz

  • spring-flowers
  • Which is a synonym of raillery?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Citation

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

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