D defs.my
Entry 4 senses · 2 variants Webster, 1913

Boiler

/boil'-ẽr/ · Boil·er · IPA /ˈbɔɪlɚ/
01 n. One who boils.
  1. 1.
    One who boils.
  2. 2.
    A vessel in which any thing is boiled.
  3. 3.
    A strong metallic vessel, usually of wrought iron plates riveted together, or a composite structure variously formed, in which steam is generated for driving engines, or for heating, cooking, or other purposes.(Mech.)
Phrases & compounds
Barrel of a boiler — the cylindrical part containing the flues.
Boiler plate — plate or rolled iron of about a quarter to a half inch in thickness, used for making boilers and tanks, for covering ships, etc.
Cylinder boiler — one which consists of a single iron cylinder.
Flue boilers — are usually single shells containing a small number of large flues, through which the heat either passes from the fire or returns to the chimney, and sometimes containing a fire box inclosed by water.
Locomotive boiler — a boiler which contains an inclosed fire box and a large number of small flues leading to the chimney.
Multiflue boiler — Same as Tubular boiler, below.
Sectional boiler — a boiler composed of a number of sections, which are usually of small capacity and similar to, and connected with, each other. By multiplication of the sections a boiler of any desired capacity can be built up.
Tubular boiler — a boiler containing tubes which form flues, and are surrounded by the water contained in the boiler. See Illust. of Steam boiler, under Steam.
Tubulous boiler — See under Tubulous. See Tube, n., 6, and 1st Flue.
02 n. A sunken reef; esp., a coral reef on which the sea breaks heavily.
  1. 1.
    A sunken reef; esp., a coral reef on which the sea breaks heavily.