Hear a word and type it out. How many can you get right?
TAKE THE QUIZ“casimir”
We have one entry that includes the term casimir.
Casimir effect
noun: an attractive force created by the net action of virtual photons on physical objects in close proximity
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- Before we went to her house, Hannah told us her aunt was a flibbertigibbet.
Pick the best words!
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Merriam-Webster unabridged
