Skip to main content
Cancer information
Back
Cancer information
Cancer types
What is cancer?
Resources
Reduce your risk
Find cancer early
Glossary
See all cancer information
Treatments
Back
Treatments
Treatment types
Tests and procedures
Clinical trials
Complementary therapies
Side effects
See all treatments
Living with cancer
Back
Living with cancer
Coping with changes
Life after treatment
Advanced cancer
Your child has cancer
Helping someone
How we can help
See more on living with cancer
Research
Back
Research
Our impact
Our approach
Cancer statistics
Understanding cancer research
For researchers
Centre for cancer prevention and support
See all our research
Get involved
Back
Get involved
Volunteer
Events
Fundraise
Advocacy
Partnerships
See how to get involved
Ways to give
Back
Ways to give
Personal donation
Corporate giving
How your donation helps
Planned and leadership giving
Shop
See all ways to give
Français
Donate
Fr
Search
Donate
Menu
Close the search
Home
Cancer information
Resources
Glossary
spontaneous
spontaneous
Home
Cancer information
Resources
Glossary
spontaneous
Description
Occurring naturally or on its own, without apparent cause or external influence.
Our enewsletter
Enter your email to receive occasional news and important updates!
Your email address
{{ error }}
Subscribe
Chat with us
, via
LiveChat
