Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “hydrogen bomb”

hydrogen bomb

noun [C]  /ˈhɑɪ·drə·dʒən ˈbɑm/ (also H-bomb) us  
a type of nuclear bomb
(Definition of hydrogen bomb from the Cambridge Academic Content Dictionary © Cambridge University Press)
What is the pronunciation of hydrogen bomb?
Browse related topics

You are looking at an entry to do with Bombs & missiles, but you might be interested in these topics from the Weapons and explosives topic area:

Add Cambridge dictionaries to your browser to your website

Definitions of “hydrogen bomb” in other dictionaries

Translations of “hydrogen bomb”

Word of the Day

dawn on sb

If a fact dawns on you, you understand it after a period of not understanding it.

Word of the Day

Highly delighted, bitterly disappointed, ridiculously cheap: adverbs for emphasis.

by Liz Walter,
October 22, 2014
We often make adjectives stronger by putting an adverb in front of them. The most common ones are very and, for a stronger meaning, extremely: He was very pleased. The ship is extremely large. However, we don’t use very or extremely for adjectives that already have a strong meaning, for example fantastic,

Read More 

life tracking noun

October 20, 2014
the use of one or more devices or apps to monitor health, exercise, how time is spent, etc.

Read More