Invariant
- Class invariant
- Invariance (magazine)
- Invariances
- Invariant (computer science)
- Invariant (linguistics)
- Invariant (mathematics)
- Invariant (music)
- Invariant (physics)
- Invariant chain
- Invariant estimator
- Loop invariant
- Measurement invariance
- Oxford University Invariant Society
- Rotational invariance
- Scale invariance
- Topological invariant
- Writer invariant