noun (used with a singular or plural verb)
a laser device used to study, manipulate, or trap a microscopic object, as a microorganism or cell, with nanometer precision.
Our Favorite Viral Optical Illusions ExplainedRead more in this article about some frequently asked questions and fun facts related to our definitions.
Allusion vs. IllusionThe similar spellings and pronunciations of allusion and illusion can cause even seasoned writers to second-guess their choice of words. Today we will examine and clarify the differences between these two terms. An allusion is a reference, direct or implied, to something or someone. Allusions are often found in books, songs, TV shows, and movies. For instance, the title of Aldous Huxley’s classic novel Brave …
- optical scanner,
- optical scanning,
- optical sound,
- optical soundtrack,
- optical tooling,
- optical wedge,
Also called laser tweezers.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019