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Definition of science

science

/ˈsaɪ.əns/
sci · ence
Adverb:scientifically
•
Plural:sciences
•
Adjective:scientific
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science Lexical Profile

science Game Scores & Validity

• noun

1

The systematic study of the structure and behavior of the physical and natural world through observation, experimentation, and the testing of theories against the evidence obtained.

Example

"Advances in modern medical science have dramatically increased human life expectancy over the past century."

2

A particular branch of scientific knowledge or systematic academic discipline, such as biology, chemistry, physics, or economics.

Example

"She decided to pursue a career in the environmental sciences after completing her undergraduate degree."

3

A systematically organized body of knowledge on a particular subject, or a activity requiring precise skill and method.

Example

"The bakery owner had perfected the art of sourdough fermentation down to an exact science."

Synonyms
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Antonyms
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• Rhymes for science

• Nearby Words

schuylkill
sciatic
sciatica
science
scientific
scientifically
scientist

Word Origin & Etymology

Borrowed in Middle English from Old French 'science', from Latin 'scientia' meaning 'knowledge, a knowing, or expertness', derived from 'sciens', the present participle of 'scire' ('to know').

Cite this Entry

Wordmom. (2026). Definition of Science. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/science
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