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Dot vs Null - What's the difference?

dot | null |

As an acronym dot

is department of transportation.

As a noun null is

zero, nil; the cardinal number before einn.

dot

English

(wikipedia dot)

Etymology 1

From (etyl) .

Noun

(en noun)
  • A small spot.
  • a dot of colour
  • (grammar) A punctuation mark used to indicate the end of a sentence or an abbreviated part of a word; a full stop; a period.
  • A diacritical mark comprised of a small opaque circle above or below any of various letters of the Latin script. Examples include: ?, ?, ?, ?, ?, etc.
  • (mathematics) A symbol used for separating the fractional part of a decimal number from the whole part, for indicating multiplication or a scalar product, or for various other purposes.
  • One of the two symbols used in Morse code.
  • (obsolete) A lump or clot.
  • Anything small and like a speck comparatively; a small portion or specimen.
  • a dot of a child
  • (cricket, informal) A dot ball.
  • Synonyms
    * (small spot) speck, spot * (at the end of a sentence or abbreviation) full stop (British), period (US), point * (as a diacritic) tittle (over the letters i and j) * (sense) decimal point * (in Morse code) dit
    Derived terms
    (terms derived from dot) * centered dot, centred dot * connect the dots * dotcom * dot matrix * dot matrix printer * dot product * dottel * dottle * dotty * join the dots * middle dot * off one's dot * on the dot * polka dot * the year dot

    Verb

    (dott)
  • To cover with small spots (of some liquid).
  • His jacket was dotted with splashes of paint.
  • To add a dot (the symbol) or dots to.
  • Dot your i''s and cross your ''t s.
  • To mark by means of dots or small spots.
  • to dot a line
  • To mark or diversify with small detached objects.
  • to dot a landscape with cottages
    Derived terms
    * dot do dot * dot the i's and cross the t's

    Preposition

    (English prepositions)
  • Dot product of the previous vector and the following vector.
  • The work is equal to F dot ?x.
    Coordinate terms
    * *

    Etymology 2

    From (etyl) dot.

    Alternative forms

    * dote

    Noun

    (en noun)
  • (US, Louisiana) A dowry.
  • * 1919 , , (The Moon and Sixpence) ,
  • "Have you the pictures still?" I asked.
    "Yes; I am keeping them till my daughter is of marriageable age, and then I shall sell them. They will be her dot ."
  • * 1927 , Anna Bowman Dodd, Talleyrand: the Training of a Statesman :
  • As a bride, Madame de Talleyrand had brought a small dot of fifteen thousand francs to the family fund.

    Anagrams

    * ----

    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 ----