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Definitions

a priori

[ey prahy-awr-ahy, -ohr-ahy, ey pree-awr-ee, -ohr-ee, ah pree-awr-ee, -ohr-ee] / ˌeɪ praɪˈɔr aɪ, -ˈoʊr aɪ, ˌeɪ priˈɔr i, -ˈoʊr i, ˌɑ priˈɔr i, -ˈoʊr i /
ADJECTIVE
deducing from general principle
Synonyms
WEAK
based on theory deduced deductive derivable inferred presumptive rational reasoned supposed theoretical
ADVERB
deducing from general principle
Synonyms
WEAK
based on theory deduced deductive derivable inferred presumptive rational reasoned supposed theoretical

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

"Whether ultra-processed foods contribute to our currently rising rates of non-communicable disease requires direct testing in analytic studies designed a priori to do so," said Charles H. Hennekens, M.D.,

From Science Daily • Feb. 20, 2024

"I am not a priori against", he said.

From Reuters • Nov. 28, 2023

Among people who have good immune health, can I predict a priori that they will do as well during an infection?

From Scientific American • Jun. 21, 2023

What is the difference between a priori and a posteriori knowledge?

From Textbooks • Jun. 15, 2022

This study is more impressive, even if less spectacular, than the earlier a priori probability argument.

From "Innumeracy: Mathematical Illiteracy and Its Consequences" by John Allen Paulos