to eradicate by force
The atomic bomb almost annihilated the entire population.
attempt
endeavor
She made several attempts to get in touch with her but was unsuccessful.
clump
group together in a clump
The plastic toys had melted in the sun and had clumped together.
comet
fast-moving heavenly body with a solid head surrounded by a glowing cloud of gases that circles the sun
Halley's comet may have first been seen as far back as 240 B.C.
conjecture
the forming of an opinion or conclusion without having enough evidence
She conjectured as to why the student always wore the same clothes.
contend
to state formally that something is true
The victim contended that the two young boys were guilty.
derive
to obtain
She derives pleasure from watching her grandchildren play.
discovery
the finding of something new
With the discovery of penicillin, many lives have been saved.
enthusiast
a person who is very interested in and involved with a particular subject or activity
He collected stamps from all over the world. He was a stamp colleting enthusiast.
entirely
completely
I have to admit the accident was entirely my fault.
flurry
a rush of activity
A flurry of shopping took place the day after Thanksgiving.
interval
a time period between events
She and her husband go on dates in regular intervals.
Northern Lights
the lights that appear at night in the sky of the far north
We saw the Northern Lights during our trip to Canada.
obstinately
unreasonably determined
He obstinately presented his point even though no one agreed with him.
perceive
to understand
All the members present perceived the situation differently and couldn't come to a decision.
pose
present; cause
Smoking poses a threat to our health.
rampant
uncontrollable and widespread
Looting was rampant after the fire.
speculation
guess; uninformed opinion
There has been widespread speculation that he plans to quit.
theorize
to form or propose a theory
Albert Einstein first theorized about relativity.
unravel
to understand in a slow, painstaking way
The case started to unravel when they found the car.
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