词根词缀：arcto-, arct-

【来源及含义】Greek: of the bear, bear [the animal]; or the north, northern

【相关词根词缀】 Related "bear, bears (animals)" word units: Berserk; ursi-.

【同源单词】antarctic air, antarctic anticyclone, Antarctic bottom water, Antarctic Circumpolar Current, Antarctic, Antarctical

词根词缀：-ician

【来源及含义】Greek: a suffix; meaning, specialist in, practitioner of

【同源单词】academician, acoustician, aesthetician, agrotechnician, apician, arctician