4000 Essential English Words 4 : UNIT 25

Aircraft

n

Definition

An aircraft is a vehicle that flies in the sky, such as an airplane or helicopter.

Example

At the museum in the airport, you can see a lot of old aircraft

Celebrity

n

Definition

A celebrity is someone who is famous.

Example

It was the highlight of the evening when the celebrities arrived

Concrete

n

Definition

Concrete is a substance made from stones.

Example

The man covered the ground with concrete

Decisive

adj

Definition

If someone is decisive, they make decisions quickly

Example

Our boss is very decisive, so it did not take long to organize the project

Esteemed

adj

Definition

If someone is esteemed, many people like or respect them.

Example

An esteemed scientist is coming to the university to talk about her discoveries

Ethical

adj

Definition

If something is ethical, it is the right thing to do

Example

Many people believe that it is ethical to help others in need.

Extinct

adj

Definition

If plants or animals are extinct, there are none left.

Example

There used to be dinosaurs all over the world, but now they are extinct.

Hardy

adj

Definition

If a person or plant is hardy, it is strong and can live though difficult conditions

Example

The farmer is a hardy man and doesn’t mind working outside

Institute

n

Definition

An institute is an organization that is interested in research or teaching.

Example

I am going to a lecture about ancient Rome at the Historical Institute

Jealousy

n

Definition

Jealousy is a feeling of wanting something that somebody else has.

Example

She felt a lot of jealousy when she saw Luke with two girls.

Migrate

v

Definition

To migrate means to move from one place to another

Example

Many birds migrate to warmer countries in the winter

Nurture

v

Definition

To nurture something means to care for it as it grows or develops

Example

Robert nurtured his plants, and that is why they grow so well.

Overhead

adv

Definition

If something is overhead, it is located above you.

Example

As we sat on top of the hill, a plane flew overhead

Principle

n

Definition

A principle is a belief about the correct way to behave

Example

To maintain principles, it’s vital to watch, listen, and speak carefully

Rural

adj

Definition

If a place is rural, it is in the countryside instead of the city

Example

I want to live in a small house in a rural area.

Secluded

adj

Definition

If a place is secluded, it is far away from any other place.

Example

There was a secluded bench in the park

Species

n

Definition

A species is a type of plant or animal

Example

There are 21 different species of butterfly in this forest.

Swamp

n

Definition

A swamp is a very wet area of land

Example

There are lots of wild animals living in the swamp

Traverse

v

Definition

To traverse means to move or travel through an area

Example

The explorer traversed the desert alone on a camel.

Zoology

n

Definition

Zoology is a subject in which people study animals

Example

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صفحه اصلی

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در حال کار

Vocab

UNIT 25

Aircraft

An aircraft is a vehicle that flies in the sky, such as an airplane or helicopter.

At the museum in the airport, you can see a lot of old aircraft

Celebrity

A celebrity is someone who is famous.

It was the highlight of the evening when the celebrities arrived

Concrete

Concrete is a substance made from stones.

The man covered the ground with concrete

Decisive

If someone is decisive, they make decisions quickly

Our boss is very decisive, so it did not take long to organize the project

Esteemed

If someone is esteemed, many people like or respect them.

An esteemed scientist is coming to the university to talk about her discoveries

Ethical

If something is ethical, it is the right thing to do

Many people believe that it is ethical to help others in need.

Extinct

If plants or animals are extinct, there are none left.

There used to be dinosaurs all over the world, but now they are extinct.

Hardy

If a person or plant is hardy, it is strong and can live though difficult conditions

The farmer is a hardy man and doesn’t mind working outside

Institute

An institute is an organization that is interested in research or teaching.

I am going to a lecture about ancient Rome at the Historical Institute

Jealousy

Jealousy is a feeling of wanting something that somebody else has.

She felt a lot of jealousy when she saw Luke with two girls.

Migrate

To migrate means to move from one place to another

Many birds migrate to warmer countries in the winter

Nurture

To nurture something means to care for it as it grows or develops

Robert nurtured his plants, and that is why they grow so well.

Overhead

If something is overhead, it is located above you.

As we sat on top of the hill, a plane flew overhead

Principle

A principle is a belief about the correct way to behave

To maintain principles, it’s vital to watch, listen, and speak carefully

Rural

If a place is rural, it is in the countryside instead of the city

I want to live in a small house in a rural area.

Secluded

If a place is secluded, it is far away from any other place.

There was a secluded bench in the park

Species

A species is a type of plant or animal

There are 21 different species of butterfly in this forest.

Swamp

A swamp is a very wet area of land

There are lots of wild animals living in the swamp

Traverse

To traverse means to move or travel through an area

The explorer traversed the desert alone on a camel.

Zoology

Zoology is a subject in which people study animals

Helen wants to study zoology because she has always liked animals.