Science News features news articles, videos and more about the latest scientific advances. Independent, accurate nonprofit news since 1921.
Some of 2025’s scientific discoveries pushed the limits. Earth’s longest lightning and the first AI-generated genomes are among this year’s superlative achievements, along with black holes ...
Some say we’ve entered a new age of AI-enabled scientific discovery. But human insight and creativity still can’t be automated.
Even before splashdown, Artemis II is delivering a scientific treasure trove The Artemis II moon flyby may be over, but the hunt for scientific treasures in the trove of data collected is just ...
These scientific discoveries brought us joy in 2025 Hope for axolotls, make-you-giggle stories about butts and more
Science News offers readers a concise, current and comprehensive overview of the latest scientific research in all fields and applications of science and technology.
The meaning of DEFINITION is a statement of the meaning of a word or word group or a sign or symbol. How to use definition in a sentence.
DEFINITION definition: the act of defining, or of making something definite, distinct, or clear. See examples of definition used in a sentence.
DEFINITION definition: 1. a statement that explains the meaning of a word or phrase: 2. a description of the features and…. Learn more.
Definition of definition noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
A nominal definition is the definition explaining what a word means (i.e., which says what the "nominal essence" is), and is definition in the classical sense as given above.