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

The B vitamin, while often touted as a hair growth miracle, has little scientific evidence to support this notion; that said, biotin has been shown to add hydration to dry hair, leaving it bouncy, shiny, and soft. —Sophie Wirt, InStyle, 26 Feb. 2026

Most articles covered Katharine’s scientific prowess and her discovery, though the writers also wanted to know about Katharine the woman, her pastimes, her gardening and her cooking. —Natalia Sánchez Loayza, Scientific American, 26 Feb. 2026

The detection earned him NASA’s medal for exceptional scientific achievement in 2011. —Frank Landymore, Futurism, 26 Feb. 2026

Their scientific name, Cyclura, comes from their distinct, thick, ringed tail. —Madeline Weinfield, Travel + Leisure, 26 Feb. 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