1.disparate a.（种类）全异的(entirely dissimilar)；迥然不同的(unequal, distinct)

词根记忆：dis(不)+par（平等）+ ate--不等的--迥然不同的

例:disparate species异类物种//Economists pointed out the similarities between two seemingly disparate trading alliances.

2.dispel v.驱散(to drive away)；消除（to rid one's mind of）

词根记忆：dis(分开)+pel(推)--推开--驱散

例:A warm sun quickly dispelled the morning fog.//dispel all doubts消除一切疑虑

3.dispense v.分配，分发(to distribute)

词根记忆：dis(分开)+pense(花费)一分开花费--分配，分发

例:The drug is dispensed to doctors from a central authority.

派生词：indispensable(a.不可少的)

4.disperse v.分散，散布（to scatter）

例:Maize pollen is dispersed by the wind.

5.displace v.免职（to remove from an office, status, or job）；转移(to remove from the usual or proper place);取代(to move physically out of position)

词根记忆：djs（消失掉）+place(放置)--放走--转移

例:A few days after the iron compounds were released, ocean currents displaced the iron-rich water from the surface.

派生词:displacement(n.取代；免职)

6.dispose v.(of)处置( to settle a matter finally)；安排(to arrange)

词根记忆：dis+pose(布置)--处置；安排

例:One common way to dispose of this outdated merchandise is to sell it to a liquidator(清算人)．

派生词:disposal(n.处理；安排)：disposable(a.可处理的；可任意使用的)

7.disproportionate a.不成比例的（being out of proportion）

例:The tycoon left his children disproportionate amounts of money.

8.dispute v.争论(to argue about; debate)；n．争辩(verbal controversy)

联想记忆：dis（不）+pute(思考)--想法不同--争论

例:It is not a matter of widespread scientific dispute.

派生词：disputation(n.争论;辩论)

9.disrupt v.扰乱(to throw into disorder)；（使）中断,（使）瓦解(to break apart)

词根记忆：dis(分开)+rupt(断)一断开--中断

例:Closing the refinery would mean the lives of more than 10,000 people would be seriously disrupted.

派生词：disruption(n.破坏;瓦解)

10.disseminate v.传播，散布(to spread abroad as though sowing seeds)

词根记忆：dis(分开)+semin（种子）+ate--散布种子--传播

例:disseminate rumors散布谣言

派生词：dissemination(n.传播，散布)