from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A solid having five plane faces.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A solid geometric figure with five faces.
from the GNU version of the Collaborative International Dictionary of English
- n. A solid figure having five sides.
from The Century Dictionary and Cyclopedia
- n. A solid figure having five faces.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. any polyhedron having five plane faces
Yes, he thought to himself as his eyes scanned the fascinating complex of structures, aver there is a dodecahedron, there a pentahedron ...
In turn it was a sphere, a disk, a pyramid, a pentahedron, a polyhedron.
“universe”, “prime number”; of the second kind are ideas like “nothing”, “round square”, “regular pentahedron”, “golden mountain” (empirically empty), logical particles such as
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