spike
Pronunciation
Noun
A1 Beginner
Quick answer
A long, thin, pointed object, or a sudden sharp increase in something.
Synonyms and antonyms
Synonyms
point
prong
Usage notes
"Spike" is often used for sudden increases too, as in "a spike in prices."
Test yourself
Which word fits the gap? "The fence was topped with metal _____ to keep people out."
Answer: spike
In your own words, what does "spike" mean?
A long, thin, pointed object, or a sudden sharp increase in something.
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