organization; association
She called the travel agency to go on a trip.
atmosphere
band of air and other gases surrounding the Earth
The Earth’s atmosphere contains oxygen.
constantly
continuously
Water constantly flows down Niagara Falls.
countless
a great many; impossible to count
She was looking at the countless stars in the night sky.
detection
discovery
AIDS detection has gotten so much better in the past 20 years.
dim
reduce the amount of light
Just before Holmes heard the hissing sound, he saw a dim light.
examine
study; analyze
We must examine the evidence closely.
galactic
happening in space; related to a galaxy (such as the Milky Way)
There is the search for a black hole at the galactic centre.
gravitational
related to the force that a body in space has over another body
The moon and the sun also exert gravitational pulls on Earth, creating tides that we can see as the twice-daily edd and flow of the ocean.
habitable
able to support life
The house should be habitable by Christmas.
indirect
roundabout
We took an indirect route to the party that made us late.
inhabited
lived in
This island is inhabited.
launch
send into space
We launched our homemade rocket at the park.
limitation
restriction
With these offers, there is a sense of urgency because of time limitations.
locate
find where something is
I had to locate the school on the map before I could drive over there.
mass
physical quantity
The columns could not support the mass of the second floor.
ozone
gas in the atmosphere that blocks a star's harmful rays
Ground-level ozone is harmful to the respiratory systems of animals.
rocky planet
planet with a hard, solid surface
Venus and Mars are typical of rocky planets.
signal
sound, light, or other wave carrying information
He gave the signal to advance.
slightly
somewhat; just a little
I am slightly taller than my twin sister.
suitable
appropriate
The clothes you are wearing are not suitable for this winter weather.
technique
method
Every chef has their own technique for preparing food.
terrestrial
similar to the Earth
There are billions of terrestrial life forms.
underway
already happening
Economic recovery is already underway.
universe
the entirety of space (including the galaxies, planets, etc.)
Scientist still continue to disagree about how and when the universe was formed.
velocity
speed
The velocity of the baseball was so fast that the batter could not hit it.
verify
determine; confirm
He called to verify the shipment of his recent order.
wobble
shake or move in a circle
The table wobbles becuase one of its legs is too short.
zone
area
Oaks grow widely throughout the mild temperature zone of the Northern Hemisphere.
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