Classes you need to take to become a dental hygienist. An associateâs degree in dental hygiene, which takes two years, is required to start practice. High school students should focus on core courses, including biology, chemistry, and math.
colonisation, settlement. 1  establishment, constitution, formation, organisation, organization - the act of forming or establishing something; the constitution of a PTA group last year; it was the establishment of his reputation; he still remembers the organization of the club.
transitive verb. 1a : to establish a colony in or on or of colonize an islandb : to establish in a colony the rights of colonized people. 2 : to send illegal or irregularly qualified voters into colonizing doubtful districts. 3 : to infiltrate with usually subversive militants for propaganda and strategy reasons colonize industries.