Final answer:
The correct term is inexplicable. While both 'unexplainable' and 'inexplicable' are adjectives that mean 'unable to be explained,' 'inexplicable' is the preferred term in standard English.
Step-by-step explanation:
The correct term is inexplicable.
While both 'unexplainable' and 'inexplicable' are adjectives that mean 'unable to be explained,' 'inexplicable' is the preferred term in standard English. It is more commonly used and considered more formal.
For example:
It is inexplicable why the car suddenly stopped working.
The reason behind her disappearance remains inexplicable.
The sudden change in weather was inexplicable to meteorologists.