■«-. -AM
UNIT
Word List
accumulate [akju:mjaleit] V.
To accumulate something is to collect a lot of it over time.
—► The mail accumulated in their mailbox while they were on vacation.aerial [tanai] adj.
When something is aerial, it relates to being in the air or flying.
—► The aerial photographer took pictures from the a ir balloon.apparatus [aeparaeitas] n. ^
An apparatus is a device used for a particular purpose.
—» The campers had an apparatus that showed them their exact location.avalanche [aevalaentj] n.
An avalanche is a large amount of snow, ice, and rock falling off a mountain.
-» The avalanche destroyed the mountain village.consistency [kansistansi] n.
Consistency is the state of always behaving in the same way.
—► Her consistency in archery meant that our team had a chance to win.convection [kanvekjan] n.
Convection is the flow of hot air through gas or liquid.
-» The weather changed because o f convection in the atmosphere.discharge [distja:rd3] v.
To discharge someone is to allow them to leave from a place, usually a hospital
—► I was discharged from the hospital after three days.intact [intaekt] adj.
When something is intact, it is complete and not damaged.
—» Despite being over ten years old, my father’s model ship is still intact.mortal [m 6 :rtl] adj.
When a person is mortal, they cannot live forever.
—► All people are mortal.O m en [ouman] n.
An omen is a sign of what will happen in the future.
—► He thought that seeing a black cat in the street was an omen o f bad luck.