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Petroglyph vs Null - What's the difference?

petroglyph | null |

As nouns the difference between petroglyph and null

is that petroglyph is (archaeology) a rock carving, especially one made in prehistoric times while null is zero, nil; the cardinal number before einn.

petroglyph

Noun

(en noun)
  • (archaeology) A rock carving, especially one made in prehistoric times.
  • * 1998', Henri-Paul Francfort, ''17: Central Asian '''petroglyphs : between Indo-Iranian and shamanistic interpretations'', Paul S. C. Taçon (editor), ''The Archaeology of Rock-Art , page 302,
  • The petroglyphs of Central Asia form a long sequence from the Neolithic onwards.
  • * 2000', Carol Diaz-Granados, James R. Duncan, ''The '''Petroglyphs and Pictographs of Missouri , page 102,
  • Ninety-six petroglyph' sites were reported in the original study (DiazGranados 1993). The majority of the ' petroglyphs are worn.
  • * 2001 , Georgia Lee, 18: Oceania'', David S. Whitley (editor), ''Handbook of Rock Art Research , page 578,
  • The islands of Tonga are not known for petroglyphs'; however, one of the frontal stones of a ''langi'' called Mala'e Lahi on 'Uiha Island has one ' petroglyph of a human foot.

    Derived terms

    * petroglyphic * petroglyphy

    See also

    * pictograph

    null

    English

    Noun

    (en noun)
  • A non-existent or empty value or set of values.
  • Zero]] quantity of [[expression, expressions; nothing.
  • (Francis Bacon)
  • Something that has no force or meaning.
  • (computing) the ASCII or Unicode character (), represented by a zero value, that indicates no character and is sometimes used as a string terminator.
  • (computing) the attribute of an entity that has no valid value.
  • Since no date of birth was entered for the patient, his age is null .
  • One of the beads in nulled work.
  • (statistics) null hypothesis
  • Adjective

    (en adjective)
  • Having no validity, "null and void"
  • insignificant
  • * 1924 , Marcel Proust, Within a Budding Grove :
  • In proportion as we descend the social scale our snobbishness fastens on to mere nothings which are perhaps no more null than the distinctions observed by the aristocracy, but, being more obscure, more peculiar to the individual, take us more by surprise.
  • absent or non-existent
  • (mathematics) of the null set
  • (mathematics) of or comprising a value of precisely zero
  • (genetics, of a mutation) causing a complete loss of gene function, amorphic.
  • Derived terms

    * nullity

    Verb

    (en verb)
  • to nullify; to annul
  • (Milton)

    See also

    * nil ----