1.outpatient n.門診病人(a patient who is admitted to a hospital or clinic for treatment that does not require an overnight stay)

和inpatient(n．住院病人)一起記

例：Public hospitals continued to provide services for outpatients and emergency services.

2.outpost n．前哨（站）(a detachment of troops stationed at a distance from a main force to guard against surprise attacks)

詞根記憶：out(外面的)+post(崗位)--靠外的崗位--前哨

例：In the Hudson's Bay Company, each far-flung trading ou40ast was managed by a salaried agent.

3.outrage v.教怒(to offend);n．憤怒(rage)

詞根記憶：out(過度)+rage(狂怒，狂暴)--激怒

例：Forrestal's appointment as Secretary of Defense was expected to outrage advocates of the Army air forces.

派生詞：outrageous(a．無禮的，蠻橫的)

4.outright ad.直率地(flat-out)；全部地，徹底地(completely)

詞根記憶：來自詞組right out(明白地，坦率地)

例：The Supreme Court ruled as long ago as 1880 that Blacks could not be excluded outright from jury service.

5.outsource v.外包（to procure under contract with an outside supplier)

聯想記憶：out(外面的)+source(來源)--資源來自外面--外包

例：Among the parts of its business that Vernon does not plan to outsource are some that require standards of accuracy too high for most independent suppliers to provide at lower cost than Vernon can.

6.outstrip v.超過，勝出(to exceed)

聯想記憶：out(超過)+strip(條，帶)--最早超出終點線的人就勝出

例：If the economy grows, the demand for motivated and educated people will far outstrip the supply.

7.oval a．卵形的，橢圓形的(resembling an egg in shape, resembling an ellipse in shape)

例：That planet's moon follows an oval orbit.

8.overall a．全部的(including everything)；整體上(regarded as a whole)；一般的(general)

例：As overall life expectancy continues to rise, the population of our country is growing increasingly older.

9.overcapitalize v.過分投資于(to capitalize beyond what the business or the profit-making prospects warrant)

例：The practice of full-cost reimbursement encouraged capital investment and now the industry is overcapitalized.

派生詞：overcapitalization(n．投資過高)