Simple or SIMPLE may refer to:
Look up
simple in Wiktionary, the free dictionary.
- Simple (abstract algebra), an algebraic structure which cannot be divided
- Simple (botany), a leaf with only a single vein
- SIMPLE (dark matter experiment)
- SIMPLE (instant messaging protocol)
- SIMPLE (military communications protocol), defined by NATO
- Simple (pharmacology), a herbal remedy
- SiMPLE, a computer programming development system
- SIMPLE, a 4GL environment for the Prime Computer, when running INFORMATION
- SIMPLE algorithm, in computational fluid dynamics
- Simple function, a finite linear combination of indicator functions of measurable sets
- Simple machine, a mechanical device that changes the direction or magnitude of a force
- Simple polygon, one whose boundary does not intersect itself
- Simple (philosophy), a thing that has no proper parts
- Simple aspect or simple tenses, verb forms in English
- SIMPLE IRA (Savings Incentive Match Plan for Employees Individual Retirement Account), a retirement plan