cadet
Definition
A trainee in a military or police academy; a young person in a training program.
हिन्दी एक सैन्य या पुलिस अकादमी में प्रशिक्षु; एक प्रशिक्षण कार्यक्रम में एक युवा व्यक्ति
Example
"He joined the air force academy as a cadet at age 18."