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pyramidal

[pi-ram-i-dl] /pɪˈræm ɪ dl/
adjective
1.
of, relating to, or shaped like a pyramid:
the pyramidal form.
2.
of the nature of a pyramid; pyramidlike.
Origin
1565-1575
1565-75; < Medieval Latin pȳramidālis; see pyramid, -al1
Related forms
pyramidally, adverb
postpyramidal, adjective
subpyramidal, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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