A removable protective shield separating the inner workings of a machine from operator and observer.
A rigid flat surface that has an active role in the interaction of a device with an operator or user.
A transparent window forming part of a helmet directly in front of the wearer's face, allowing them to see out.
faceup
faceup
adv
Alternative spelling of face-up
facioplegia
facioplegia
noun
(pathology) paralysis of the muscles of the face
facioscapulohumeral
facioscapulohumeral
adj
(anatomy) Relating to the face, scapula, and upper arms; applied to a form of muscular dystrophy.
faipule
faipule
noun
The leader of an atoll of Tokelau.
fairhope
fairkeeper
falcopern
fangotherapy
fapesmo
farmership
farmership
noun
Skill in farming.
farmplace
farmplace
noun
The site of a farm with its associated buildings; a farmstead.
farmscape
farmscape
noun
A landscape dominated by a farm or farmland.
farstepped
fathership
fathership
noun
(religion) A title of respect addressed to a priest.
The state of being a father; fatherhood; paternity.
featherpate
featherpate
noun
A foolish, frivolous person; an airhead.
featherpated
featherpated
adj
(dated) foolish; giddy-headed
feathertop
febriphobia
felapton
feldspar
feldspar
noun
(mineralogy) Any of a large group of rock-forming minerals that, together, make up about 60% of the earth's outer crust. The feldspars are all aluminum silicates of the alkali metals sodium, potassium, calcium and barium. Feldspars are the principal constituents of igneous and plutonic rocks.
feldsparphyre
feldspars
feldspars
noun
plural of feldspar
feldspath
feldspath
noun
Alternative form of feldspar
feldspathic
feldspathic
adj
(mineralogy) Containing feldspar.
feldspathization
feldspathization
noun
The process of conversion into feldspar.
feldspathoid
feldspathoid
adj
(mineralogy) Resembling a feldspar.
noun
(mineralogy) Any of a small group of igneous, plutonic, and volcanic minerals formed in magma that did not contain enough silica to satisfy all the chemical bonds. Feldspathoids are silica-poor variants of the feldspar group.
(of a marsupial) bearing offspring born not fully developed
fetography
fetoplacental
fetoplacental
adj
Of or pertaining to both the fetus and the placenta.
fevertrap
fibroadipose
fibroadipose
adj
(anatomy) Having both fibrous and adipose tissue
fibropericarditis
fibrospongiae
figureheadship
figureheadship
noun
The role or status of figurehead.
filipendula
fillercap
fillercap
noun
Alternative form of filler cap
filmographies
filmographies
noun
plural of filmography
filoplumaceous
filoplumaceous
adj
(zoology) Having the structure of a filoplume.
fingerparted
firedamp
firedamp
noun
(mining) An inflammable gas (mostly methane) found in coal mines; forms an explosive mixture with air.
firedamps
firedamps
noun
plural of firedamp
firemanship
firemanship
noun
The skills of fire safety, fire prevention, etc.
firepan
firepan
noun
A pan for holding or conveying fire, especially the receptacle for the priming of a gun.
firepans
firepans
noun
plural of firepan
fireplace
fireplace
noun
An open hearth for holding a fire at the base of a chimney.
fireplaces
fireplaces
noun
plural of fireplace
firetrap
firetrap
noun
(informal) A building with limited emergency exits in which people would be trapped in the event of a fire.
firetraps
firetraps
noun
plural of firetrap
fishplate
fishplate
noun
(rail transport) A metal bar that is bolted to the ends of two rails to join them together in a track.
verb
(transitive, rail transport) To connect (rails) together using a fishplate.
fishspear
fishspear
noun
A spear for catching fish.
fissipalmate
fissiparousness
fissiparousness
noun
The quality of being fissiparous.
fissipeda
fissipedal
fissipedal
adj
(zoology) Being or relating to a fissiped.
fissipedate
fissipedia
fissipedial
flagpole
flagpole
noun
A tall pole up which one or more flags may be raised and flown.
verb
(Canada, rare) Exit a country momentarily and reenter. Usually this is done to satisfy immigration requirements.
flagpoles
flagpoles
noun
plural of flagpole
verb
Third-person singular simple present indicative form of flagpole
flamenship
flamenship
noun
The role or status of a flamen.
flameproof
flameproof
adj
Resistant to catching fire.
verb
(transitive) To make flameproof.
flameproofed
flameproofed
verb
simple past tense and past participle of flameproof
flameproofer
flameproofer
noun
Any substance used for flameproofing.
flameproofs
flameproofs
verb
Third-person singular simple present indicative form of flameproof
flapcake
flapcake
noun
(US) flapjack; pancake
flapdoodle
flapdoodle
noun
(countable) A speaker or writer of nonsense.
(countable) Thingamabob.
verb
To con; to deceive with nonsense.
flapdoodles
flapdoodles
noun
plural of flapdoodle
flaperon
flaperon
noun
(aviation, aeronautics, aircraft) An aircraft control surface at the trailing edge of a wing that acts as an aileron (controlling movement around the longitudinal axis) and a flap (changing the chord line of the wing, thus affecting the angle of attack).
flapless
flapless
adj
Without a flap or flaps.
flapmouthed
flappable
flappable
adj
(informal) Capable of becoming flustered or upset.
flapped
flapped
adj
Fitted with a flap.
verb
simple past tense and past participle of flap
flapper
flapper
noun
(colloquial, chiefly historical) A young woman, especially when unconventional or without decorum or displaying daring freedom or boldness; now particularly associated with the Jazz Age of the 1920s.
(colloquial, historical) A young girl usually between the ages of 15 and 18, especially one not "out" socially.
(hunting) A young game bird just able to fly, particularly a wild duck.
(plumbing) A flapper valve.
(rock climbing) Any injury that results in a loose flap of skin on the fingers, making gripping difficult.
(slang) The hand.
A flipper; a limb of a turtle, which functions as a flipper or paddle when swimming.
One who or that which flaps.
flapperdom
flapperdom
noun
The realm or sphere of flappers (young women).
flappered
flapperhood
flapperhood
noun
The state of being a flapper (young woman).
flappering
flapperish
flapperism
flapperism
noun
The behaviour of flappers (young women).
flappers
flappers
noun
plural of flapper
flappet
flappet
noun
An African lark Mirafra rufocinnamomea; properly the flappet lark
flappier
flappier
adj
comparative form of flappy: more flappy
flappiest
flappiest
adj
superlative form of flappy: most flappy
flattercap
flavoprotein
flavoprotein
noun
(biochemistry) any of a group of enzymes, containing flavin, that act as dehydrogenases
fleahopper
fleahopper
noun
Any of several very small insects in the family Miridae that are garden or agricultural pests.
fleahoppers
fleahoppers
noun
plural of fleahopper
fleapit
fleapit
noun
Alternative spelling of flea pit
fleapits
fleapits
noun
plural of fleapit
flexographic
flexographic
adj
Of or pertaining to flexography
flexographically
flexographically
adv
By means of flexography.
flexography
flexography
noun
A method of printing using a rubber or polymer rotating printing plate, most commonly used for packaging (labels, tape etc.).
flippance
flippance
noun
Alternative form of flippancy
flippancies
flippancies
noun
plural of flippancy
flippantness
flippantness
noun
The quality of being flippant.
flitchplate
floatplane
floatplane
noun
A seaplane that has floats for landing or taking off from the water.
floatplanes
floatplanes
noun
plural of floatplane
fluophosphate
fluophosphate
noun
(chemistry) A double salt of fluoric acid and phosphoric acid.
fluorapatite
fluorapatite
noun
(mineralogy) A calcium halophosphate mineral, in which fluoride replaces the hydroxide of apatite, that is mined as a phosphate ore, and occurs in the enamel of teeth.
fluorophosphate
fluorophosphate
noun
(inorganic chemistry) The anion PO₃F²⁻ formed by replacing one hydroxyl of a phosphate anion with a fluorine atom; any salt containing such an anion
(organic chemistry) The functional group >PO₃F formed by replacing one hydroxyl of a phosphate group with a fluorine atom; any compound containing such a group
fluphenazine
fluphenazine
noun
(pharmacology) An antipsychotic drug of the phenothiazine class, which can be administered orally or by injection.
flyflapper
flyflapper
noun
Synonym of flyflap
flypaper
flypaper
noun
A strip of paper coated with a sticky, often poisonous, substance that catches and kills flies that land on it
verb
To cause something to become stuck with, or as if with, flypaper.
flypapers
flypapers
noun
plural of flypaper
verb
Third-person singular simple present indicative form of flypaper
foemanship
foemanship
noun
Enmity.
foetiparous
foetiparous
adj
Alternative form of fetiparous
footmenfootpad
footpace
footpace
noun
A dais, or elevated platform; the highest step of the altar; a landing in a staircase.
A walking pace or step.
footpaces
footpaces
noun
plural of footpace
footpaddery
footpaddery
noun
(historical) The crime of robbing travelers on the road.
footplate
footplate
noun
(anatomy) The flat portion at the base of the stapes; pedicel.
(auto parts) A platform on which the driver's foot rests but which, unlike a pedal, has no effect.
(construction) A timber in a wood frame that distributes a concentrated load.
(rail transport) The metal plate which forms the base platform of a steam locomotive and supports the boiler and the driver's cab, particularly in the United Kingdom.
The engineer's cab in any kind of train.
The part of a roller skate that attaches to the boot.
verb
(rail transport) To travel (or work) on the footplate of a locomotive.
footscraper
forcipate
forcipate
adj
(botany, zoology) Having a forceps-like structure.
forcipated
forcipated
adj
Like a pair of forceps.
forcipulate
foreadapt
foreappoint
foreappoint
verb
(transitive) To appoint beforehand.
foreappointment
foreappointment
noun
Previous appointment; preordination.
forebespeak
forecatharping
foreflap
foremanship
foremanship
noun
The position of a foreman.
foremanships
foremanships
noun
plural of foremanship
forepad
forepale
forepaled
forepaling
foreparent
foreparent
noun
(somewhat uncommon) a forefather or foremother (used as a gender-neutral equivalent)
foreparents
foreparents
noun
plural of foreparent
forepart
forepart
noun
The front or anterior part of something.
foreparts
foreparts
noun
plural of forepart
forepass
forepassed
forepassed
adj
(timewise) That has previously passed; past, bygone
forepast
forepast
adj
(obsolete) That has passed; bygone.
forepaw
forepaw
noun
Either of the paws of an animal's foreleg, homologous to the hand in humans.
forepaws
forepaws
noun
plural of forepaw
forepayment
forepayment
noun
payment made in advance
forepeak
forepeak
noun
(nautical) The part of the hold of a ship within the angle of the bow