Optical vs Null - What's the difference?
optical | null |
Of, or relating to sight; visual
Designed to assist or enhance sight
Of, or relating to optics
Of, or relating to visible light
Incorporating light-sensitive devices
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 an adjective optical
is of, or relating to sight; visual.As a noun null is
zero, nil; the cardinal number before einn.optical
English
Adjective
(en adjective)- Strabismus is an optical defect.
- (rfex)
- A microscope is an optical instrument.
- Refraction is an optical effect.
- Optical telescopes don't work when it is cloudy.
- An optical switch opens the door automatically.
Anagrams
* *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.