differential
based on or causing differences
Showing or making a difference between groups in how much they get or how they are treated.
[something] shows differential [treatment/pay/rates] for [group]
- Critics argued that the policy resulted in differential treatment of domestic and foreign workers.
- The union is challenging the company over its differential pay structure for new hires.
- Researchers observed a differential response to the vaccine in older adults.
- The bank offers differential interest rates depending on the size of your deposit.
- The study highlights the differential access to high-speed internet between urban and rural areas.
- The new law may lead to differential treatment of local and foreign companies.
- Students from rich families often have differential access to good schools.
- The company gives differential pay to workers with special skills.
- There is differential pricing for tickets bought online and at the door.
- The medicine had a differential effect on men and women.
difference in level, rate, or value
The amount of difference between two things, such as pay, prices, or rates.
a differential between [A] and [B]
- There is still a significant wage differential between men and women in many industries.
- The price differential between the two models is hard to justify.
- Investors watch the interest rate differential between the two countries very closely.
- The report notes a growing income differential between rural and urban households.
- A small age differential can matter in youth sports competitions.
- The wage differential between factory workers and managers is very large.
- There is a big price differential between local and imported products.
- Banks earn money from the differential between the rates they pay and the rates they charge.
- The study looked at the income differential between the two groups.
- We hope to reduce the pay differential over the next few years.
vehicle gear allowing wheel speed differences
A part of a car or truck with gears that lets the wheels turn at different speeds when the vehicle turns.
a/the differential on [a vehicle]
- A damaged rear differential can cause loud noises when the car turns.
- Four-wheel-drive vehicles often have a differential on each axle.
- The mechanic drained the fluid from the differential before replacing the seals.
- Off-road drivers sometimes install a locking differential for better traction.
- The design of the differential helps reduce tire wear during cornering.
- The mechanic told me the noise was coming from the differential.
- If the differential breaks, the car may not move correctly.
- A locking differential is useful when you drive off-road.
- The rear differential is at the back of the car.
- He changed the oil in the differential last weekend.
involving derivatives in mathematics
About derivatives or very small changes in numbers in higher mathematics.
differential [equation/calculus/operator]
- Students often find their first course in differential equations challenging.
- Differential calculus focuses on rates of change and slopes of curves.
- The model is described by a nonlinear differential equation.
- Her research is in the field of differential geometry.
- We apply a differential operator to simplify the expression.
- He is studying differential equations at university.
- Differential calculus is part of higher mathematics.
- This formula comes from a simple differential equation.
- The class today was about differential operators.
- She bought a book on differential geometry.
infinitesimal change in a variable
In higher mathematics, a very small change in a number, written with d before the variable, like dx or dy.
the differential of [a variable/function]
- In this expression, dx represents the differential of the variable x.
- We now compute the total differential of the function with respect to x and y.
- The integral can be written as the limit of a sum involving the differential dt.
- An exact differential has a potential function whose gradient it represents.
- The notation for the differential helps formalize the idea of an infinitesimal change.
- In calculus class, we learned that dx is called the differential of x.
- The teacher asked us to find the differential of the function.
- We wrote the integral with the differential dt at the end.
- A total differential uses changes in more than one variable.
- They explained how the differential is used in formulas.
list of possible diagnoses
In medical language, a list of diseases that might be causing a patient’s signs and symptoms.
a differential for [a symptom/clinical picture]
- The physician drew up a broad differential before ordering any tests.
- Pneumonia and heart failure were both on the differential for his shortness of breath.
- Good clinicians constantly update their differential as new information appears.
- Her differential included several autoimmune conditions and infections.
- Imaging studies helped narrow the differential to two likely causes.
- The doctor made a differential before choosing more tests.
- Asthma was on the differential for the child’s cough.
- Blood tests helped the team narrow the differential.
- A good differential can stop doctors from missing a serious disease.
- They talked about the differential during the morning meeting.
- Base: differential
- Base: differential
- Plural: differentials
differential access
5unequal access to resources
When different groups of people can use or reach a resource, like education or the internet, at different levels.
- The report documents differential access to healthcare across income groups.
- Digital inequality is often described in terms of differential access to high-speed internet.
- Policies need to address the differential access that rural and urban communities have to public services.
differential diagnosis
2process of listing possible diagnoses
In medicine, the process of making a list of possible diseases that might be causing a patient’s signs and symptoms, and then comparing them to find the most likely one.
- The team began with a broad differential diagnosis before ordering tests.
- Fever and rash prompted a differential diagnosis that included several viral infections.
- Good notes should clearly state the differential diagnosis and the plan to narrow it.
differential equations
1equations involving derivatives
Mathematical equations that include derivatives and show how things change over time or in space.
- Many physical systems can be modeled using differential equations.
- She is taking a course in ordinary differential equations this semester.
- Engineers often use differential equations to predict how structures will behave.
differential gear
4gear system allowing wheel speed differences
A set of gears in a vehicle that lets the wheels turn at different speeds, especially when the vehicle is turning.
- The differential gear reduces tire wear by allowing the wheels to rotate at different speeds.
- Early cars did not always have a differential gear, which made turning difficult.
- A fault in the differential gear can cause vibration and noise while driving.
differential treatment
3unequal treatment of people or groups
To treat one person or group in a different, often unfair, way compared with another person or group.
- The court ruled that the company’s differential treatment of male and female employees was illegal.
- Parents should avoid differential treatment of their children based on gender.
- Activists criticized the government for its differential treatment of refugees from different countries.
interest rate differential
9difference between two interest rates
The amount of difference between two interest rates, for example in two countries or on two types of loans.
- Currency traders watch the interest rate differential between major economies.
- A wider interest rate differential can attract foreign investment.
- The central bank’s move reduced the interest rate differential with neighboring countries.
pay differential
7difference in pay levels
The amount of difference in pay between two jobs, locations, or groups of workers.
- The company offers a pay differential for employees who work night shifts.
- A location-based pay differential helps attract staff to remote areas.
- Managers reviewed the pay differential between similar roles in different departments.
price differential
6difference between two prices
The amount by which one price is higher or lower than another price.
- The small price differential between the basic and premium plans encourages customers to upgrade.
- Traders exploit the price differential for the same product in different markets.
- There is a clear price differential between organic and non-organic food.
wage differential
8difference in pay between workers
The amount of difference in pay between two groups of workers, for example men and women or skilled and unskilled workers.
- The report highlights a persistent wage differential between male and female workers.
- Unions are campaigning to close the wage differential across regions.
- There is a large wage differential between experienced engineers and new graduates.