Blowhole Definition & Meaning | Britannica Dictionary

The Britannica Dictionary mobile search

• Home
• Ask the Editor
• Word of the Day
• Quizzes
• Core Vocabulary
• Browse the Dictionary

×

• Britannica Homepage
• Ask the Editor
• Word of the Day
• Quizzes
• Core Vocabulary
• Browse the Dictionary

The Britannica Dictionary blowhole 1 ENTRIES FOUND:

• blowhole (noun)

blowhole /ˈbloʊˌhoʊl/ noun plural blowholes blowhole /ˈbloʊˌhoʊl/ noun plural blowholes Britannica Dictionary definition of BLOWHOLE [count] 1 : a hole that is on the top of a whale or related animal's head and is used by the animal for breathing 2 : a hole in the ice to which seals and other animals that are living in the water under the ice come to breathe ASK THE EDITOR

What are the plural forms of check-in, passerby, and spoonful? See the answer »

QUIZZES Vocabulary Quiz Test your word power Take the Quiz » Name That Thing Take our visual quiz Test Your Knowledge » WORD OF THE DAY

essential : extremely important and necessary Learn More »

1. About Us & Legal Info
2. Contact Us
3. Privacy Notice
4. Terms of Use
5. Pronunciation Symbols
6. Help

© 2025 Encyclopædia Britannica, Inc.