Fluid

Podcast 1 · Introduction

Fluid

A documentary-style narration: origin, meaning, and feel.

Part of speech

noun and adjective

Pronunciation

FLOO-id  /ˈfluːɪd/

Definition

As a noun: a substance that flows and has no fixed shape — a liquid or gas. As an adjective: able to flow smoothly; not fixed or rigid; adaptable and changeable.

Plain meaning

A fluid is any substance that flows — a liquid or a gas. As an adjective, fluid means smooth, flowing, and not fixed — a fluid situation, a fluid identity.

Register

Technical in scientific use. Neutral to positive in figurative use. Standard across medical, physical, social, and identity contexts.