Southern Oscillation
Climatology
noun
An approximately cyclic variation in the position and intensity of pressure systems in the southern hemisphere, correlated with El Niño.
- The occurrence of El Niño is accompanied by prevailing low pressure over the warmer waters of the central and eastern Pacific and high pressure over the colder western Pacific..
Origin
1920s.
- rearticulated
- rear vassal
- rear vault
- rear-view mirror
- rearward
- rearwards
- rear-wheel drive
- rear yard
- reascend
- reascendancy
- reascendant
- reascension
- reascent
- Rea sister
- re-ask
- reason
- reasonability
- reasonable
- reasonable cause
- reasonable doubt
- reasonable force
- reasonableness
- reasonable suspicion
- reasonable woman standard
- reasonably