Boiler vs Null - What's the difference?
boiler | null |
An apparatus that generates heat (usually by burning fuel) and uses it to heat circulating water (or sometimes another liquid) in a closed system that is then used for space heating, swimming pool heating, or domestic hot water or industrial processes.
Less commonly , a hot water heater.
(approximate definition'') A fuel burning apparatus in which water is boiled to produce steam for space heating, power generation, or industrial processes.
(''more precisely'') An apparatus in which a heat source other than a hot liquid or steam (most commonly burning fuel, exhaust gas from an internal combustion engine or gas turbine, waste heat from a process, solar energy or electricity) is used to boil water (or ''rarely another liquid), under pressure to provide steam (or other gas) for use as a heat source in calorifiers, heat exchangers or heat emitters, or for use directly for humidification, in an industrial process, or to power steam turbines.
A kitchen vessel for steaming or boiling food.
(UK, informal) A tough old chicken only suitable for cooking by boiling.
(rare, informal) Boilerplate.
* 1994 May 4, Glenn Nicholas, "
* 2003 December 7, Tom Potter, "
* 2007 , Jim Casey, "
* 2009 March 30, "hughess7" (username), "
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 boiler and null
is that boiler is (tank-type) water heater while null is zero, nil; the cardinal number before einn.boiler
English
Etymology 1
Noun
(en noun)(''more precisely'') An apparatus in which a heat source other than a hot liquid or steam (most commonly burning fuel, exhaust gas from an internal combustion engine or gas turbine, waste heat from a process, solar energy or electricity) is used to boil water (or ''rarely another liquid), under pressure to provide steam (or other gas) for use as a heat source in calorifiers, heat exchangers or heat emitters, or for use directly for humidification, in an industrial process, or to power steam turbines.
Derived terms
(terms derived from boiler) * boil * boiled * boilerplate * boiler room * boiling * boiling plate * donkey boiler * double boiler * steam boilerSee also
* steam generator * water heaterEtymology 2
Shortening ofNoun
Re: Forms4 boilerplate accessible?", in comp.databases.oracle, Usenet :
- While it appears the FRM40_TEXT table is the answer, saving a form with boiler text does not seem to insert into this table.
Re: Why don't more people hate Bush?", in alt.politics.democrats and other newsgroups, Usenet :
- Note that Stuart Grey makes the assertion: "I think rationally on all subjects.", and then proceeds to use the standard boiler tactics and phrases of the people WHO instigate conflict and war.
Re: NRA vs Bar Assoc over guns in cars", in tx.guns, Usenet :
- Nearly every employer in my field has similar terms (they all come out of a legal boiler mill somewhere).
Re: Mail merge to PDF", in microsoft.public.access, Usenet :
- Just aligning all the paragraphs of '
boiler text' is tedious but trying to insert values in alignment is impossible!
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.