Skip to main content

We're in Beta! Found a bug? Let us know using the feedback button at the bottom right.

The Missing Workbook

Vocabulary

Words Topics Collections Collocations Idioms Phrasal verbs Irregular verbs Proverbs Tongue twisters

References

Grammar IPA Manual Usage Roots Affixes Atlas

Apps

Books Vocabulary test Usage Coach Blog

Study

Minimal Pairs Lessons My Deck My Visits Activity

↑↓ navigate ↵ open esc close

Sign in Sign up

Home/
Word/
polar bear

pointless Having no purpose; not worth doing because it achieves nothing. ← → A serious infectious disease, mainly affecting children, that can damage the nerves and cause paralysis. polio

polar bear

B2 Topic:Word Formation & Derivatives

Topics

Word Formation & Derivatives General Vocabulary

External links

Google Images
Cambridge Dictionary
Wiktionary

markdown

Study cards

Sign in to add Meaning and Sound cards for this word.

Sign in to study

Keyboard Shortcuts

General

Open this dialog?

Close dialogEsc

Open search⌘K

Press ? anytime to toggle this dialog

Send feedback

Website

What is this about?

Choose the closest match.

General Bug Report UI Issue Missing Word Missing Collocation Missing Idiom Feature Request Question Other

Your feedback

Email

Optional — only if you'd like a reply.

Optional on this device. Your browser may ask for motion access.

© 2026 The Missing Workbook

Vocabulary size test About FAQ Terms Privacy Cookie Policy Contact Us

Ask AI about The Missing Workbook: ChatGPT Claude Perplexity Google AI Grok Copilot