Oxford logo
Toggle navigation
Redeem
Upgrade
Help
Sign in
Dictionaries
Dictionaries home
English
American English
Academic
Collocations
German-English
Grammar
Grammar home
Practical English Usage
Learn & Practise Grammar (Beta)
Word Lists
Word Lists home
My Word Lists
Topics
Recent additions
Resources
Resources home
Text Checker
Sign in
Dictionaries
Dictionaries home
English
American English
Academic
Collocations
German-English
Grammar
Grammar home
Practical English Usage
Learn & Practise Grammar (Beta)
Word Lists
Word Lists home
My Word Lists
Topics
Recent additions
Resources
Resources home
Text Checker
Redeem
Upgrade
Help
TOP
American English
English
American English
Academic English
Collocations
Practical English Usage
German-English
English-German
English
American English
Enter search text
Definition of
reactor noun
from the Oxford Advanced American Dictionary
reactor
noun
noun
NAmE
/
/
riˈæktər
/
/
(
also
nuclear reactor
)
jump to other results
a large structure used for the controlled production of nuclear energy
plans to build a new reactor at the nuclear power plant
See
reactor
in the Oxford Advanced Learner's Dictionary
Check pronunciation:
reactor
Other results
All matches
nuclear reactor
noun
fast breeder
noun
Nearby words
reactive
adjective
reactivity
noun
reactor
noun
read
verb
read
noun