scientific

adjective

sci·​en·​tif·​ic ˌsī-ən-ˈti-fik 

1

: of, relating to, or exhibiting the methods or principles of science

2

: conducted in the manner of science or according to results of investigation by science : practicing or using thorough or systematic methods

scientific advertising

scientific baby care

a scientific boxer

scientifically

ˌsī-ən-ˈti-fi-k(ə-)lē 

adverb

Examples of scientific in a Sentence

Recent Examples on the Web

Those advisors made recommendations that were not supported by scientific evidence and, in some cases, directly conflicted with the data. —Beth Mole, ArsTechnica, 16 Apr. 2026

The scientific evidence behind the drug so far consists mostly of small observational studies and open-label trials. —Jennifer Jacobs, CBS News, 16 Apr. 2026

But for the less-superstitious and more scientific-minded folks, Apophis' impending approach toward our planet represents an unprecedented opportunity to study one of the most potentially hazardous asteroids ever detected. —Eric Lagatta, USA Today, 16 Apr. 2026

Ladapo and Kennedy have downplayed vaccine safety, defying decades of scientific evidence to the contrary. —Letters To The Editor, The Orlando Sentinel, 16 Apr. 2026

Word History

Etymology

borrowed from Middle French and Medieval Latin; Middle French sientifique, scientifique, borrowed from Medieval Latin scientificus "producing knowledge, relating to knowledge" (translating Greek epistēmonikós), from Latin scientia "knowledge, science" + -ficus -fic

Note: The Medieval Latin transition in sense from "producing knowledge" to "relating to knowledge" (in the text of a translation of Aristotle's Posterior Analytics) is described in detail in the Oxford English Dictionary, third edition.

First Known Use

1645, in the meaning defined at sense 1

Phrases Containing scientific

• scientific creationism
• scientific method
• scientific notation
• the scientific method

Rhymes for scientific

• calorific
• conspecific
• hieroglyphic
• honorific
• nonspecific
• soporific
• subspecific
• transpacific
• unspecific
• horrific
• pacific
• prolific

Kids Definition

scientific

adjective

sci·​en·​tif·​ic ˌsī-ən-ˈtif-ik 

: of, relating to, or exhibiting the methods or rules of science

scientifically

-ˈtif-i-k(ə-)lē 

adverb

Medical Definition

scientific

adjective

sci·​en·​tif·​ic ˌsī-ən-ˈtif-ik 

: of, relating to, or exhibiting the methods or principles of science

scientifically

-i-k(ə-)lē 

adverb