Meaning & Definition of word "Fluid"

Fluid

/ˈfluː.ɪd/

noun:

  • 1. A substance that has no fixed shape and yields easily to external pressure; a gas or (especially) a liquid.
    • Example: Water and oil are both examples of fluids that can flow and take the shape of their containers.
  • 2. A system or procedure that is characterized by continuous change, activity, or progress.
    • Example: The timeline of the project is fluid and may change as new information becomes available.

adjective:

  • 1. Pertaining to a substance that can flow; not solid.
    • Example: The artist used fluid strokes to convey emotions in her painting.
  • 2. Characterized by grace and smoothness of movement.
    • Example: The dancer had a fluid style that captivated the entire audience.
  • 3. Easily changeable; subject to change.
    • Example: The rules are fluid and may adapt to different situations as needed.

Etymology

From Latin 'fluidus', meaning 'flowing'.

Common Phrases and Expressions

in a fluid state:

Describing something that is changeable or dynamic.

fluid dynamics:

The study of fluids (liquids and gases) in motion.

fluid intelligence:

The ability to solve new problems without prior knowledge.

Related Words

liquid:

A substance that flows freely but is of constant volume.

gas:

An air-like fluid which expands to fill any space available.

flow:

The action or fact of moving along in a steady, continuous stream.

Slang Meanings of fluid

Meaning: Used to describe being in a good state or flow.

Example Sentence: I'm feeling fluid today; everything seems to be going right.

Meaning: Refers to someone being adaptable and easy-going.

Example Sentence: He's really fluid when it comes to handling changes at work.