having no mass, not having any significant weight

Formal and Informal Expressions of massless

In different contexts, you can replace 'massless' with suitable alternatives. In a more formal setting, 'weightless' is apt. In informal speech or writing, 'light' is a commonplace synonym.

massless: Explore its Definition & Usage

massless Definition

1having no mass
2not having any significant weight

Using massless: Examples

Take a moment to familiarize yourself with how "massless" can be used in various situations through the following examples!

Example
Photons are considered massless particles.
Example
The electron is a very light and nearly massless particle.
Example
The massless rope was easy to lift.

massless Synonyms and Antonyms

Synonyms for massless

weightless
light
insubstantial

Antonyms for massless

heavy
weighty
massive

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Summary: massless in Brief

'Massless' [ˈmæsləs] describes an object or particle that has no mass or weight. It is often used in physics to describe particles like photons and electrons. Synonyms include 'weightless' and 'insubstantial,' while antonyms include 'heavy' and 'massive.'