English Reference

Word

statistically

Phoneticssta·tis·ti·cal·ly

US/stəˈtɪstɪkəɫi/

UK/stɐtˈɪstɪkli/

Definitions

01based on data

B2 · Math

adv. in a way that relates to the study of numbers and data.

adv. with respect to the collection, analysis, interpretation, and presentation of numerical data.

“The two groups were statistically similar in age and income.”

“The researchers found that the two patient cohorts were statistically indistinguishable across all primary demographic variables.”

Academic

Usage

Often used to modify adjectives like 'significant', 'similar', or 'different' in research contexts.

02according to probability

B2 · Science

adv. used to say that something is likely or unlikely based on facts and patterns.

adv. according to the laws of probability or the evidence provided by a large sample of data.

“Statistically, flying is much safer than driving a car.”

“Statistically speaking, the likelihood of a catastrophic failure is negligible when compared to the risks associated with daily industrial operations.”

Academic

Usage

Frequently appears at the beginning of a sentence to frame the following statement as a fact based on probability.

Synonyms

Real-World Examples

“By six months, the difference was smaller and no longer statistically significant.”
Phys.org · 16 Aug 2026
“And if Earth is statistically average, there is no reason why it should be the only home of intelligent life.”
The Guardian · 11 Aug 2026

Etymology

From statistical + -ly.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Collocations

statistically significant

Word family

This entry

Level
B2 · Upper Intermediate
Frequency
Frequent
Updated

Scan code

englishreference.com/q/statistically

English Reference