Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
Turkish
⇄
Arabic
Basque
Bulgarian
Catalan
Chinese
Chinese simplified
Croatian
Czech
Danish
Dutch
English
Estonian
Finnish
French
German
Greek
Hebrew
Hungarian
Icelandic
Irish
Italian
Japanese
Latvian
Lithuanian
Maltese
Norwegian Bokmål
Polish
Portuguese
Romanian
Russian
Serbian Latin
Slovak
Slovene
Spanish
Swedish
Thai
Ukrainian
Terms
for subject
Physics
containing
is
|
all forms
Turkish
Russian
ışın
etkinlik
радиоактивность
Get short URL
