Specialism

n.

1.

Devotion to a particular and restricted part or branch of knowledge, art, or science; as, medical specialism.

Noun	1.	specialism - the concentration of your efforts on a particular field of study or occupation
	2.	specialism - the special line of work you have adopted as your career; "his specialization is gastroenterology" Synonyms: specialization, specialty, specialisation, speciality

absorption, concentration, engrossment, immersion