Meaning

noun the concentration of your efforts on a particular field of study or occupation

noun the special line of work you have adopted as your career

originEtymology tree English special Proto-Indo-European *-id- Proto-Indo-European *-yéti Proto-Indo-European *-idyéti Proto-Hellenic *-íďďō Ancient Greek -ῐ́ζω (-ĭ́zō) Proto-Indo-European *-mos Proto-Indo-European *-mós Ancient Greek -μός (-mós) Ancient Greek -ισμός (-ismós)der. English -ism English specialism From special + -ism.

Etymology from Wiktionary, CC BY-SA 3.0