← Dictionary

particle

/ˈpɑː.tɪ.kəl/
IELTSAcademic
noun
  1. 1.

    A very small piece of something. It can be a tiny bit of dust, soil, or matter.

    • Dust particles floated in the sunlight.
    • The machine removes tiny particles from water.
  2. 2.

    In grammar, a particle is a small word that adds meaning but does not change form, such as "up" in "give up."

    • "Up" is a particle in that sentence.
    • She asked about English particles in class.

Adinary Nuance

Use particle when you mean a very small bit, especially in science or writing about air, dust, or matter. It is smaller and more exact than piece or bit. In grammar, it is more specific than word, because it names a small function word with a special role.

In other languages

Vietnamese
hạt nhỏ
Spanish
partícula
Chinese
微粒
Japanese
粒子
Korean
입자

Etymology

Particle comes from Latin particula, meaning "a small part." It entered English in the late Middle English period, and later became important in science and grammar.

Common phrases

subatomic particlefine particlesdust particlesparticle size

Synonyms

Related words

Frequently asked questions

Is particle used more in science or everyday English?
It is common in science, but people also use it for dust and very small bits.
What is the difference between particle and piece?
A particle is much smaller and more precise than a piece.
What does particle mean in grammar?
It is a small word like "up" in "give up" that changes the meaning.