Almond furnace
() A kind of furnace used in refining, to separate the metal from cinders and other foreign matter. |
Ash-furnace
(n.) Alt. of Ash-oven |
Bevel gear
() A kind of gear in which the two wheels working together lie in different planes, and have their teeth cut at right angles to the surfaces of two cones whose apices coincide with the point where the axes of the wheels would meet. |
Furnace
(n.) An inclosed place in which heat is produced by the combustion of fuel, as for reducing ores or melting metals, for warming a house, for baking pottery, etc. |
Furnace
(n.) A place or time of punishment, affiction, or great trial |
Furnace
(n.) To throw out, or exhale, as from a furnace |
Gear
(n.) Clothing |
Gear
(n.) Goods |
Gear
(n.) Whatever is prepared for use or wear |
Gear
(n.) The harness of horses or cattle |
Gear
(n.) Warlike accouterments. |
Gear
(n.) Manner |
Gear
(n.) Business matters |
Gear
(n.) A toothed wheel, or cogwheel |
Gear
(n.) An apparatus for performing a special function |
Gear
(n.) Engagement of parts with each other |
Gear
(n.) See 1st Jeer (b). |
Gear
(n.) Anything worthless |
Gear
(v. t.) To dress |
Gear
(v. t.) To provide with gearing. |
Gear
(v. i.) To be in, or come into, gear. |
Head gear
(n.) Alt. of Headgear |
Hearth
(n.) The pavement or floor of brick, stone, or metal in a chimney, on which a fire is made |
Hearth
(n.) The house itself, as the abode of comfort to its inmates and of hospitality to strangers |
Hearth
(n.) The floor of a furnace, on which the material to be heated lies, or the lowest part of a melting furnace, into which the melted material settles. |
Open
(a.) Free of access |
Open
(a.) Free to be used, enjoyed, visited, or the like |
Open
(a.) Free or cleared of obstruction to progress or to view |
Open
(a.) Not drawn together, closed, or contracted |
Open
(a.) Without reserve or false pretense |
Open
(a.) Not concealed or secret |
Open
(a.) Not of a quality to prevent communication, as by closing water ways, blocking roads, etc. |
Open
(a.) Not settled or adjusted |
Open
(a.) Free |
Open
(a.) Uttered with a relatively wide opening of the articulating organs |
Open
(a.) Uttered, as a consonant, with the oral passage simply narrowed without closure, as in uttering s. |
Open
(a.) Not closed or stopped with the finger |
Open
(a.) Produced by an open string |
Open
(n.) Open or unobstructed space |
Open
(v. t.) To make or set open |
Open
(v. t.) To spread |
Open
(v. t.) To disclose |
Open
(v. t.) To make known |
Open
(v. t.) To enter upon |
Open
(v. t.) To loosen or make less compact |
Open
(v. i.) To unclose |
Open
(v. i.) To expand |
Open
(v. i.) To begin |
Open
(v. i.) To bark on scent or view of the game. |
Open-air
(a.) Taking place in the open air |
| open sesame | any very successful means of achieving a result |
| open primary | a primary in which any registered voter can vote (but must vote for candidates of only one party) |
open frame
break | any frame in which a bowler fails to make a strike or spare, the break in the eighth frame cost him the match |
| open-heart surgery | heart surgery in which the rib cage is spread open, the heart is stopped and blood is detoured through a heart-lung machine while a heart valve or coronary artery is surgically repaired |
bevel gear
pinion and crown wheel
pinion and ring gear | gears that mesh at an angle |
| blast furnace | a furnace for smelting of iron from iron oxide ores, combustion is intensified by a blast of air |
| chafing gear | covering (usually rope or canvas) of a line or spar to protect it from friction |
differential gear
differential | a bevel gear that permits rotation of two shafts at different speeds, used on the rear axle of automobiles to allow wheels to rotate at different speeds on curves |
| electric furnace | any furnace in which the heat is provided by an electric current |
epicyclic train
epicyclic gear train | a system of epicyclic gears in which at least one wheel axis itself revolves about another fixed axis |
| fireplace hearth open fireplace | an open recess in a wall at the base of a chimney where a fire can be built, the fireplace was so large you could walk inside it, he laid a fire in the hearth and lit it, the hearth was black with the charcoal of many fires |
first gear
first
low gear
low | the lowest forward gear ratio in the gear box of a motor vehicle, used to start a car moving |
fishing gear
tackle fishing tackle
fishing rig
rig | gear used in fishing |
| foul-weather gear | protective garment that is intended to keep the wearer dry and warm in bad weather |
| furnace | an enclosed chamber in which heat is produced to heat buildings, destroy refuse, smelt or refine ores, etc. |
furnace lining
refractory | lining consisting of material with a high melting point, used to line the inside walls of a furnace |
| furnace room | a room (usually in the basement of a building) that contains a furnace for heating the building |
| gas furnace | a furnace that burns gas |
gear
gear wheel
geared wheel
cogwheel | a toothed wheel that engages another toothed mechanism in order to change the speed or direction of transmitted motion |
gear paraphernalia
appurtenance | equipment consisting of miscellaneous articles needed for a particular operation or sport etc. |
| gear gear mechanism | a mechanism for transmitting motion for some specific purpose (as the steering gear of a vehicle) |
gearbox
gear box
gear case | the shell (metal casing) in which a train of gears is sealed |
gearing
gear geartrain
power train
train | wheelwork consisting of a connected set of rotating gears by which force is transmitted or motion or torque is changed, the fool got his tie caught in the geartrain |
gearshift
gearstick
shifter
gear lever | a mechanical device for engaging and disengaging gears, in Britain they call a gearshift a gear lever |
hearth
fireside | home symbolized as a part of the fireplace, driven from hearth and home, fighting in defense of their firesides |
high gear
high | a forward gear with a gear ratio that gives the greatest vehicle velocity for a given engine speed |
| landing gear | an undercarriage that supports the weight of the plane when it is on the ground |
oil burner
oil furnace | a furnace that burns oil |
open-air market
open-air marketplace
market square | a public marketplace where food and merchandise is sold |
| open circuit | an incomplete electrical circuit in which no current flows |
open-end wrench
tappet wrench | a wrench having parallel jaws at fixed separation (often on both ends of the handle) |
| open-hearth furnace | a furnace for making steel in which the steel is placed on a shallow hearth and flames of burning gas and hot air play over it |
| open sight | rear gunsight having an open notch instead of a peephole or telescope |
| open weave | a weave in which warp threads never come together, leaving interstices in the fabric |
planetary gear
epicyclic gear
planet wheel
planet gear | an outer gear that revolves about a central sun gear of an epicyclic train |
| reduction gear | gearing that reduces an input speed to a slower output speed |
| reverberatory furnace | a furnace in which the material that is being treated is heated indirectly by flames that are directed at the roof and walls of the furnace |
reverse
reverse gear | the gears by which the motion of a machine can be reversed |
| reversing thermometer | a thermometer that registers the temperature in deep waters |
second gear
second | the gear that has the second lowest forward gear ratio in the gear box of a motor vehicle, he had to shift down into second to make the hill |
solar dish
solar collector
solar furnace | a concave mirror that concentrates the rays of the sun, can produce high temperatures |
spur gear
spur wheel | gear wheels that mesh in the same plane |
stable gear
saddlery
tack | gear for a horse |
Stassano furnace
electric-arc furnace | an electric furnace in which an electric arc provides the source of heat for making steel |
| steering gear | a gear that couples the steering wheel to the steering linkage of a motor vehicle |
| sun gear | the central gear in an epicyclic train |
| tank furnace | furnace into one end of which a batch of measured raw materials is shoveled and from the other end molten glass is obtained |
third gear
third | the third from the lowest forward ratio gear in the gear box of a motor vehicle, you shouldn't try to start in third gear |
| worm gear | gear consisting of a shaft with screw thread (the worm) that meshes with a toothed wheel (the worm wheel), changes the direction of the axis of rotary motion |
| open door | freedom of access, he maintained an open door for all employees |