specialize
/ˈspesɪˌlaɪz/Definitions
1. verb
to become or be an expert in a particular subject or skill
“She specialized in accounting after graduating with a degree in business.”
2. verb
to focus on a particular activity or task
“The company specialized in producing high-quality electronics.”
3. noun
the act of becoming or being an expert in a particular subject or skill
“Her specialization in medicine led to a breakthrough in the treatment of a rare disease.”
4. noun
a particular subject or skill in which one has special knowledge or expertise
“Her area of specialization is artificial intelligence.”