DictionaryAI

science

SY-uhns/ˈsaɪ.əns/

Pluralsciences (some meanings)

9 meanings of science

Practice

  1. 1
    human inquirynoununcountable
    Studying how the world works by watching and testing things carefully, and what we learn from it.

    Like building a big box of facts by testing each one to see if it is true.

    Science helps us understand why the sky is blue.

    She loves science because it explains how things work.

    UsageSay science tells us, with no a, for the whole subject.

    Note
  2. 2
    nouncountable
    A field of study based on facts and clear rules, not on guessing or skill.

    Like a subject with strict rules, where you must prove things instead of guessing.

    Chemistry is a science, but cooking is more of an art.

    Some people call economics a science, but others say it is closer to an art.

    UsageSay economics is a science, or study the sciences.

    Similardiscipline, field, branch

    Note
  3. 3
    nouncountable or uncountable
    The study of nature, like physics, chemistry, and biology.

    Like the school subjects where you learn about plants, stars, and chemicals.

    He wants to study science at college, maybe physics.

    Science classes at her school include biology and chemistry.

    UsageSay she is good at science.

    Oppositearts, humanities

  4. 4
    the expertsnouncollectiveuncountable
    The group of people who do scientific work, thought of as one body.

    Science was slow to accept her new idea at first.

    Many hoped science would agree on a single explanation.

    UsageSay science says, with no the.

    Similarscientists, researchers

    Note

Practice

Can you tell the meanings of science apart? Answer 3 quick questions from this page, or write your own sentence and AI will check it.

Origin

It comes from a Latin word "scientia," meaning "knowledge," from "scire," "to know." English got it through Old French.

Checked 31 Oct 2026 · 3 facts