INV may refer to:
- Inverter (logic gate)
- Inverness Airport, IATA airport code
- Inverness railway station, Scotland; National Rail station code INV
- Irish National Volunteers
- Inverse (mathematics)
- Invected ( Drosophila melanogaster gene)
- InvGate Software ( InvGate)
Usage examples of "inv".
A jolt and a moment of giddy freefall, then a resounding splash, and I was up past Inv thighs in freezing water.
I snapped, and turned inv back on him, dipping my quill and shaking it elaborately.