Does LTE mean 4G ? Difference between LTE and 4G

Is there a difference between 4G and LTE or is it the same ? When I buy a mobile phone with LTE, does it mean it support 4G network ?

4G is the fourth generation of mobile data technology, that allows high-speed wireless internet access. LTE is an abbreviation of Long Term Evolution.

LTE is a type of 4G technology.

Mobile phones or tablets with LTE should support the high speed mobile internet connection.