† pyrgoidaladj.

Origin: A borrowing from Greek, combined with an English element. Etymons: Greek πυργοειδής , -al suffix¹.

Etymology: < Hellenistic Greek πυργοειδής tower-like ( < ancient Greek πύργος tower (see pyrgologist n.) + -οειδής -oid suffix) + -al suffix¹.

Geometry. Obsolete. rare. Apparently only attested in dictionaries or glossaries.

Having the form of a prism with a pyramid of corresponding base on one of its ends.

ΚΠ

1890 Cent. Dict. Pyrgoidal, tower-shaped; of the form of a prism having at one end a pyramid on the same base.

This entry has been updated (OED Third Edition, December 2007; most recently modified version published online June 2021).

单词	pyrgoidal
释义	† pyrgoidaladj. Origin: A borrowing from Greek, combined with an English element. Etymons: Greek πυργοειδής , -al suffix¹. Etymology: < Hellenistic Greek πυργοειδής tower-like ( < ancient Greek πύργος tower (see pyrgologist n.) + -οειδής -oid suffix) + -al suffix¹. Geometry. Obsolete. rare. Apparently only attested in dictionaries or glossaries. Having the form of a prism with a pyramid of corresponding base on one of its ends. ΚΠ 1890 Cent. Dict. Pyrgoidal, tower-shaped; of the form of a prism having at one end a pyramid on the same base. This entry has been updated (OED Third Edition, December 2007; most recently modified version published online June 2021). < adj.1890
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