mid-feathern.

Brit.

/ˈmɪdˌfɛðə/, U.S.

/ˈmɪdˌfɛðər/

Origin: Formed within English, by compounding. Etymons: mid adj., feather n.

Etymology: < mid adj. + feather n. (compare feather n. 15).Recorded in Eng. Dial. Dict. s.v. mid adj. and n. from Cheshire in senses ‘a narrow ridge of land between two pits’, ‘the plates running between the fire and parallel to the sides of the pan in salt-making’, and from Yorkshire in senses ‘the principal timber at the bottom of the cart’, ‘the posts against which folding-doors are shut’.

1. A thin structure dividing or partitioning the interior of a furnace, flue, etc. (see quots.). Also (Joinery): = cross-tongue n.

ΘΚΠ

society > occupation and work > equipment > furnace or kiln > furnace > parts of furnace > [noun] > other parts of furnaces

sump1673

stoking-hole1683

stoking-place1744

mid-feather1748

bottoming hole1815

trunnel-head1819

keystone1821

vault1825

well1825

nose-hole1832

fore-stone1839

nose1839

tongs-carriage1839

tunnel-head1843

glory-hole1849

1748 W. Brownrigg Art of making Common Salt ii. ii. 51 The body of the furnace consists of two chambers divided from each other by a brick partition called the mid-feather.

1797 Encycl. Brit. XVI. 626/1 The body of the furnace consists of two chambers, divided from each other by a brick partition called the mid-feather.

1875 E. H. Knight Amer. Mech. Dict. II. 1437/2 Mid-feather, a water-bridge in a steam-boiler furnace which occupies a middle position in the flue-space, the flame passing both above and below it.

?1905 G. F. Goodchild & C. F. Tweney Technol. & Sci. Dict. 402/1 Midfeather (Paper Manufac.), a partition fixed in the ‘breaker’ to promote circulation of the pulp.

1930 Engineering 22 Aug. 223/1 Numerous tests showed that, provided the midfeather was inserted at the fan end of the duct, completely uniform distribution of the dust was obtained.

1940 Chambers's Techn. Dict. 547/1 Mid-feather (Join.), a cross-tongue.

1974 P. Wright Lang. Brit. Industry xv. 150 The mid-feather is the brickwork dividing between the two flues.

†2. Mining. A support for the centre of a tunnel. Obsolete. rare.Apparently only attested in dictionaries or glossaries.

ΚΠ

1898 Webster's Internat. Dict. Eng. Lang. Midfeather,..2. (Mining) A support for the center of a tunnel.

This entry has been updated (OED Third Edition, March 2002; most recently modified version published online March 2022).

单词	mid-feather
释义	mid-feathern. Brit. /ˈmɪdˌfɛðə/, U.S. /ˈmɪdˌfɛðər/ Origin: Formed within English, by compounding. Etymons: mid adj., feather n. Etymology: < mid adj. + feather n. (compare feather n. 15).Recorded in Eng. Dial. Dict. s.v. mid adj. and n. from Cheshire in senses ‘a narrow ridge of land between two pits’, ‘the plates running between the fire and parallel to the sides of the pan in salt-making’, and from Yorkshire in senses ‘the principal timber at the bottom of the cart’, ‘the posts against which folding-doors are shut’. 1. A thin structure dividing or partitioning the interior of a furnace, flue, etc. (see quots.). Also (Joinery): = cross-tongue n. ΘΚΠ society > occupation and work > equipment > furnace or kiln > furnace > parts of furnace > [noun] > other parts of furnaces sump1673 stoking-hole1683 stoking-place1744 mid-feather1748 bottoming hole1815 trunnel-head1819 keystone1821 vault1825 well1825 nose-hole1832 fore-stone1839 nose1839 tongs-carriage1839 tunnel-head1843 glory-hole1849 1748 W. Brownrigg Art of making Common Salt ii. ii. 51 The body of the furnace consists of two chambers divided from each other by a brick partition called the mid-feather. 1797 Encycl. Brit. XVI. 626/1 The body of the furnace consists of two chambers, divided from each other by a brick partition called the mid-feather. 1875 E. H. Knight Amer. Mech. Dict. II. 1437/2 Mid-feather, a water-bridge in a steam-boiler furnace which occupies a middle position in the flue-space, the flame passing both above and below it. ?1905 G. F. Goodchild & C. F. Tweney Technol. & Sci. Dict. 402/1 Midfeather (Paper Manufac.), a partition fixed in the ‘breaker’ to promote circulation of the pulp. 1930 Engineering 22 Aug. 223/1 Numerous tests showed that, provided the midfeather was inserted at the fan end of the duct, completely uniform distribution of the dust was obtained. 1940 Chambers's Techn. Dict. 547/1 Mid-feather (Join.), a cross-tongue. 1974 P. Wright Lang. Brit. Industry xv. 150 The mid-feather is the brickwork dividing between the two flues. †2. Mining. A support for the centre of a tunnel. Obsolete. rare.Apparently only attested in dictionaries or glossaries. ΚΠ 1898 Webster's Internat. Dict. Eng. Lang. Midfeather,..2. (Mining) A support for the center of a tunnel. This entry has been updated (OED Third Edition, March 2002; most recently modified version published online March 2022). < n.1748
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