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Ocean Vocabulary

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Dive into marine and ocean-related terms — from 'archipelago' to 'bioluminescence' and beyond!

15 quick questionsNo sign-upFree to playTap an answer below to begin ↓

What is an 'archipelago'?

About Ocean Vocabulary

Give your memory a workout with Ocean Vocabulary: 15 multiple-choice questions aimed at mixed difficulty, free to play right in your browser. Dive into marine and ocean-related terms — from 'archipelago' to 'bioluminescence' and beyond! Expect to spend about 7 minutes; every question comes with an explanation, so you learn something even when you miss.

A few sample questions

  1. 1. What is an 'archipelago'?

    Answer: A chain or group of islands

  2. 2. What does 'bioluminescence' refer to in the ocean?

    Answer: The production of light by living organisms

  3. 3. What is a 'fjord'?

    Answer: A long, narrow inlet with steep cliffs, created by glacial erosion

  4. 4. What does 'tidal bore' mean?

    Answer: A strong wave that travels up a river caused by incoming tide

  5. 5. What is a 'reef'?

    Answer: A ridge of rock, coral, or sand at or near the surface of water

Frequently asked questions

Will I lose my progress if I close the page?

Your overall progress — XP, streaks, and badges — is saved in your browser automatically. A quiz that's underway restarts if you leave mid-game, but at about 7 minutes, Ocean Vocabulary fits comfortably in one sitting.

How many questions are in Ocean Vocabulary?

Ocean Vocabulary has 15 multiple-choice questions. Each one has four answer options and an explanation that appears after you answer, so you learn something even when you miss.

Is Ocean Vocabulary free to play?

Yes. The entire SeniorBrainGames catalog — including Ocean Vocabulary — is free, with no sign-up required, no time limits, and no ads on top of the game. It also works offline once the page has loaded once.

How long does Ocean Vocabulary take?

Most players finish Ocean Vocabulary in about 7 minutes. You can pause between questions, replay it as often as you like, and there is no penalty for taking your time — answers are explained after you submit them.

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