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.
verb (used with object), naturalized, naturalizing. 1. to confer upon (an alien) the rights and privileges of a citizen. 2. to introduce (organisms) into a region and cause them to flourish as if native. 3. to introduce or adopt (foreign practices, words, etc.) into a country or into general use: to naturalize a French phrase.