1.outpatient n.门诊病人(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)一起记

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)

词根记忆：out(外面的)+post(岗位)--靠外的岗位--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．愤怒(rage)

词根记忆：out(过度)+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.

派生词：outrageous(a．无礼的，蛮横的)

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

词根记忆：来自词组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)

联想记忆：out(外面的)+source(来源)--资源来自外面--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.超过，胜出(to exceed)

联想记忆：out(超过)+strip(条，带)--最早超出终点线的人就胜出

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

7.oval a．卵形的，椭圆形的(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)；整体上(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.过分投资于(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.

派生词：overcapitalization(n．投资过高)