4000 Essential English Words

(WallPaper) #1

Word List


accelerate [aekselareit] v.


To accelerate means to increase in speed.
—► When he stepped on the gas pedal, the motorcycle accelerated.


a n e w [anju:] adv.


If you do something anew, you do it again and in a different way.
—» Though he had failed his driving test, he decided to try it anew.


defect [difekt] n.


A defect is a part of something that is wrong or missing.
—* A ll these bottles have a defect and must be sent back to the warehouse.


dreary [driari] adj.
If something is dreary, then it is dull, dark, and lifeless.
—► After the fire, this section o f forest is rather dreary.

duplicate [dju:plakeit] v.
To duplicate something means to copy it.
—► She duplicated her frie n d ’s movements like she was in front o f a mirror.

electromagnetic [ilektroumaegnetik] adj.
If something is electromagnetic, it is related to electricity and magnetic fields.
—► Different colors o f lig h t come from different levels o f electromagnetic energy.

electron [ilektron] n.
An electron is a particle in all atoms that has a negative electric charge.
—» The number o f electrons in an atom determines the substance the atoms make.

glide [glaid] v.
To glide means to fly on extended wings with little or no effort.
—► When the wind is blowing, birds can glide easily through the sky.

ingenious [ind 3 i:njas] adj.
If someone is ingenious, then they are very smart.
—► Charles was the only person ingenious enough to repair the plane’s engines.

innovation [inouveijan] n.
An innovation is a product or an idea that is new or very original.
—► Mrs. Johnson made a great innovation to the company’s business plan.
Free download pdf