| Turns | | Type of safety transformer |
| Mutual | | Name given to the inductance between two coils |
| Coil | | Load is connected to this winding |
| Hysteresis | | Output voltage greater than input voltage |
| Alternating | | Name given to the number of coils on the winding |
| Flux | | Process by which all transformers work |
| Leakage | | Magnetic loss in transformer caused by core material |
| Primary | | Winding to which the supply is connected is sometimes known by this name |
| Laminations | | Current flowing in the windings produce this |
| Varnish | | Flows in the windings when load connected |
| Eddy | | Name given to primary and secondary conductors |
| Current | | Type of loss reduced by laminations |
| Shell | | Metal structure on which the windings are wound |
| emf | | Transformers will only work on this type of supply |
| Limb | | Name given to the circuit connected to the secondary winding |
| Core | | Name given to the magnetic losses |
| Windings | | Part of transformer on which the windings are wound |
| Iron | | Name given to winding connected to the supply |
| Secondary | | These occur in all transformers and all machines |
| Efficient | | Type of transformer construction |
| Stepup | | Name given to losing some of the magnetic flux |
| Losses | | Another name for voltage |
| Heat | | Name given to several loops of wire |
| Regulation | | Output voltage less than input voltage |
| Load | | Winding to which load is connected is sometimes know by this name |
| Input | | Type of insulation on the windings |
| Induction | | Most transformers are known as this type |
| Stepdown | | All transformers have to be provided with some form of this |
| Voltage | | Percentage difference between no load |
| Isolation | | Core is made up of thin slices of steel known as |
| Output | | No machine is 100% of this |
| Cooling | | Links both windings |