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GRE vocabulary

empirical

adjectiveHigh-frequency wordMore E words

based on observation or experiment rather than theory

Word origin: From Greek empeiria, experience.

In a sentence

Empirical in a sentence

Here are example sentences showing empirical in a sentence.

The hypothesis lacked empirical support and was eventually discarded.

The theory remained speculative until empirical trials confirmed its central prediction.

Synonyms
observedexperimentalfactual
Antonyms
theoreticalspeculativeconjectural
Usage & nuance

Using “empirical” well

Empirical means grounded in observation or experiment rather than pure reasoning. It is the standard counterpart to theoretical and speculative in academic prose.

Common questions

Questions about “empirical

Empirical (adjective) means based on observation or experiment rather than theory
Here is empirical used in an example sentence: "The hypothesis lacked empirical support and was eventually discarded." Another example: "The theory remained speculative until empirical trials confirmed its central prediction."
Common synonyms for empirical include observed, experimental, factual.
Antonyms of empirical include theoretical, speculative, conjectural.
Clusters with observed, experimental, and factual in Sentence Equivalence. Its antonyms theoretical, speculative, and conjectural are the usual foils.
Yes. Empirical is a high-frequency GRE word, so it is worth prioritising as you build your vocabulary.

Learn words the way the GRE tests them.

Vocabulary sticks when you meet it in real sentences. Practise these words inside text completion and sentence equivalence questions.