How to Pronounce "fissile"
word
ˈfɪsəɫ
FISS-uhl
fˈɪsaɪl
FISS-yle
Definition
Describes a material, usually an isotope, that can split easily when hit by a neutron, releasing energy. It is often used to talk about nuclear fuel and atomic reactions.
IPA Transcription
American English
ˈfɪsəɫ
British English
fˈɪsaɪl
Simplified Pronunciation
US
FISS-uhl
UK
FISS-yle
Listen in Context
Uranium-235 is a fissile isotope used in nuclear reactors.
Only fissile materials can start a nuclear chain reaction.
Scientists study fissile substances for energy production.
Not every radioactive element is fissile—some just can't split easily.