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
subatomic
1 ENTRIES FOUND:
subatomic
(adjective)
subatomic
/ˌsʌbə
ˈ
tɑːmɪk/
adjective
subatomic
/ˌsʌbə
ˈ
tɑːmɪk/
adjective
Britannica Dictionary definition of SUBATOMIC
1
:
smaller than an atom
subatomic
particles
[+] more examples
[-] hide examples
[+] Example sentences
[-] Hide examples
2
:
of or relating to the inside of an atom
studied
subatomic
physics
[+] more examples
[-] hide examples
[+] Example sentences
[-] Hide examples
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
expensive
:
costing a lot of money
Learn More »