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Word Roots are a Part of History. "Histories Make Men Wise" -- Bacon.

Learning English Roots

decahedron
A Word with Greek Root, Prefix or Suffix



decahedron
a solid figure with ten plane surfaces
十面体
Dissection of decahedron
decahedron = deca- (ten) + hedr (seat; base; surface) + -on (suffix for Greek noun and adjective)
decahedron = a figure with ten plane surfaces. See also polyhedron
Now Repeat my Dissection
Important roots for this word:
deca-
hedr

Note: You may sometimes find that a vowel such as o is often inserted between two roots, as o inserted between phon and graph in phonograph = phon + o + graph, the reason is for easy pronounciation. Another example is archaeology = archae + o + logy
Repetition is the key to learning. Now please try to dissect the word into the roots that you know yourself in the box below:
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