Topspin vs Null - What's the difference?
topspin | null |
A rotational motion, especially that given to a ball, in which the upper surface spins in the direction of motion.
To spin (a ball) with this motion.
*{{quote-news, year=2007, date=August 27, author=John Branch, title=His Next Line to Cross, work=New York Times
, passage=He could keep winning through attrition, with a relentless barrage of topspinning ground strokes and a tireless defense of his own side, where would-be winners go to die. }}
A non-existent or empty value or set of values.
Zero]] quantity of [[expression, expressions; nothing.
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.
One of the beads in nulled work.
(statistics) null hypothesis
Having no validity, "null and void"
insignificant
* 1924 , Marcel Proust, Within a Budding Grove :
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.
As nouns the difference between topspin and null
is that topspin is a rotational motion, especially that given to a ball, in which the upper surface spins in the direction of motion while null is zero, nil; the cardinal number before einn.As a verb topspin
is to spin (a ball) with this motion.topspin
English
Noun
Synonyms
* forespinAntonyms
* backspinVerb
citation
See also
* (wikipedia "topspin")null
English
Noun
(en noun)- (Francis Bacon)
- Since no date of birth was entered for the patient, his age is null .
Adjective
(en adjective)- 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.