Definify.com

Webster 1913 Edition


Flue

Flue

(flū)
,
Noun.
[Cf. OF.
flue
a flowing, fr.
fluer
to flow, fr. L.
fluere
(cf.
Fluent
); a perh. a corruption of E.
flute
.]
1.
An inclosed passage way for establishing and directing a current of air, gases, etc.; an air passage
; esp.:
(a)
A compartment or division of a chimney for conveying flame and smoke to the outer air.
(b)
A passage way for conducting a current of fresh, foul, or heated air from one place to another.
(c)
(Steam Boiler)
A pipe or passage for conveying flame and hot gases through surrounding water in a boiler; – distinguished from a tube which holds water and is surrounded by fire. Small flues are called
fire tubes
or simply tubes.
Flue boiler
.
See under
Boiler
.
Flue bridge
,
the separating low wall between the flues and the laboratory of a reverberatory furnace.
Flue plate
(Steam Boiler)
,
a plate to which the ends of the flues are fastened; – called also
flue sheet
,
tube sheet
, and
tube plate
.
Flue surface
(Steam Boiler)
,
the aggregate surface of flues exposed to flame or the hot gases.

Flue

(flū)
,
Noun.
[Cf. F.
flou
light, tender, G.
flau
weak, W.
llwch
dust. √84.]
Light down, such as rises from cotton, fur, etc.; very fine lint or hair.
Dickens.

Definition 2024


flue

flue

English

Noun

flue (plural flues)

  1. A pipe or duct that carries gaseous combustion products away from the point of combustion (such as a furnace).
  2. An enclosed passageway in which to direct air or other gaseous current along.
  3. (obsolete, countable and uncountable) A woolly or downy substance; down, nap; a piece of this.
  4. In an organ flue pipe, the opening between the lower lip and the languet.

Related terms

Translations

Anagrams


Danish

Etymology

From Old Danish flughæ, from Old Norse fluga.

Pronunciation

  • IPA(key): /fluːə/, [ˈfluːə], [ˈfluːu]

Noun

flue c (singular definite fluen, plural indefinite fluer)

  1. fly

Inflection


Esperanto

Adverb

flue

  1. fluently

Latin

Verb

flue

  1. second-person singular present active imperative of fluō

Norwegian Bokmål

Etymology

From Old Norse fluga

Noun

flue m, f (definite singular flua or fluen, indefinite plural fluer, definite plural fluene)

  1. (insect) a fly
    flue på veggen - fly on the wall

Derived terms

See also