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Catacomb vs Pyramid - What's the difference?

catacomb | pyramid |

As nouns the difference between catacomb and pyramid

is that catacomb is an underground system of tunnels and chambers with recesses for graves, used (in former times) as a cemetery; a subterranean tunnel system used for burying the dead, as in Paris or ancient Rome while pyramid is an ancient massive construction with a square or rectangular base and four triangular sides meeting in an apex, such as those built as tombs in Egypt or as bases for temples in Mesoamerica.

As a verb pyramid is

to combine (a series of genes) into a single genotype.

catacomb

English

Noun

(en noun)
  • An underground system of tunnels and chambers with recesses for graves, used (in former times) as a cemetery; a subterranean tunnel system used for burying the dead, as in Paris or ancient Rome.

    • Usage notes

    Often used in the plural.

    pyramid

    English

    (wikipedia pyramid)

    Alternative forms

    * piramis (obsolete)

    Noun

    (en noun)
  • An ancient massive construction with a square or rectangular base and four triangular sides meeting in an apex, such as those built as tombs in Egypt or as bases for temples in Mesoamerica.
  • A construction in the shape of a pyramid, usually with a square or rectangular base.
  • * '>citation
  • (geometry) A solid with triangular lateral faces and a polygonal (often square or rectangular) base.
  • (UK, dated) The game of pool in which the balls are placed in the form of a triangle at spot.
  • A pyramid scheme.
    • * (English Citations of "pyramid")

    Derived terms

    * pyramidal * pyramidism * pyramidize * pyramidologist * pyramidology * pyramid scheme

    See also

    * Ponzi scheme

    Verb

    (en verb)
  • (genetics) To combine (a series of genes) into a single genotype.
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