ENGLISH
REFERENCE

empirical

n.
US //ˌɛmˈpɪɹɪkəɫ// UK //ɛmpˈɪɹɪkəl// em·pir·i·cal
  1. 1 a result from observation (n.)
    C2 Proficiency Academic Technical Science

    a piece of information or a measurement that comes from a real experiment.

    a measurement, finding, or result obtained through empirical methods.

    Example

    The scientist recorded each empirical in her notebook during the trial.

    Example

    The researcher treated each empirical as a discrete data point, refusing to let existing theories bias the interpretation of the raw measurements.

    Usage

    Rarely used as a noun in general English; almost exclusively found in technical scientific literature.

Origin

From empiric + -al.

Word family

© 2026 English Reference