adjective

plain

plain, simple, clear, obvious

She wore a plain white dress.

She wore a plain white dress.

The truth is plain to see.

The truth is plain to see.

I prefer plain yogurt.

I prefer plain yoghurt.

a plain ((noun)) She wore a plain white dress.

it is plain that ((clause)) The truth is plain to see.

Synonyms: simple, clear, ordinary; Antonyms: decorated, fancy, complex

From Latin 'planus' meaning 'flat, level'.

Think of a 'plain' piece of paper: it's simple, undecorated, and any message on it is 'plain' to see.

This page is designed for learning support. Please use it as a learning reference, not as a formal reference.