a.

1. 差別的；依差別而定的；鑑別性的
   They pay differential rents according to their income.

   他們根據收入多少付級差房租。

2. 獨特的，與眾不同的
   differential features

   特徵

3. 【數】微分的
4. 【機】【物】差動的，應差的
   a differential gear

   差動齒輪

n.

1. （可相比之事物間的）差別[C]
   differentials in salary

   薪資級差

2. 【數】微分[U]
   total differential

   全微分

3. 【機】（汽車的）差動齒輪[C]

adj.

1. constituting or depending on a difference; varying according to circumstances or relevant factors.
2. Mathematics  relating to infinitesimal differences or to the derivatives of functions.

n.

1. a difference.
   ▸Brit. a difference in wages between industries or between categories of employees in the same industry.
   ▸Mathematics  an infinitesimal difference between successive values of a variable.
2. a gear allowing a vehicle's driven wheels to revolve at different speeds in cornering.