A unit of time equal to 0.000 000 000 000 001 seconds (i.e. 1×10⁻¹⁵ seconds) and with symbol fs.
ferrocerium
ferrocerium
noun
A pyrophoric alloy of iron and cerium that is used to make the flints for cigarette lighters
ferrochrome
ferrochrome
noun
A corrosion-resistant alloy of chrome and iron containing between 50% and 65% chrome.
ferromagnet
ferromagnet
noun
(physics) a ferromagnetic material
a magnet made from such material
fibrocement
fibrocement
noun
A composite of cement and cellulose fibres.
fibroglioma
fibrolipoma
fibrolipoma
noun
(pathology) A lipoma characterised by the presence of fibrous connective tissue
fibromatoid
fibromatous
fibromatous
adj
Of or relating to a fibroma.
fibromucous
fibromyitis
fibromyxoma
fibromyxoma
noun
Alternative form of myxofibroma
filamentoid
filamentoid
adj
Like a filament.
filamentose
filamentose
adj
Being hair- or thread-like.
Having the form of a thread, as in the thread in clothes.
filamentous
filamentous
adj
Having the form of threads or filaments; filamented.
filmography
filmography
noun
A selective list of movie titles that share a similar characteristic such as the same genre, the same director, the same actor etc.
fimbriation
fimbriation
noun
(countable, heraldry, flags) Such a stripe.
(uncountable, heraldry, flags) The use of a thin stripe of a contrasting tincture (colour) around a charge, ordinary or stripe in order to make it stand out from the background.
fimbrillose
fimetarious
fimetarious
adj
Growing on dung.
firebombing
firebombing
noun
An attack with a firebomb.
verb
present participle of firebomb
fisherwoman
fisherwoman
noun
A woman who fishes.
A woman whose profession is catching fish.
She is a fisherwoman, out on a trawler for days at a time.
fisherwomen
fisherwomen
noun
plural of fisherwoman
fishmongers
fishmongers
noun
plural of fishmonger
fissuriform
fissuriform
adj
That resembles a fissure
fistulatome
fistuliform
fistuliform
adj
Of a fistular form; tubular; pipe-shaped.
fitzsimmons
flamboyance
flamboyance
Noun
The condition of being flamboyant.
A group of flamingos.
flamboyancy
flamboyancy
noun
The condition of being flamboyant.
flamboyants
flamboyants
noun
plural of flamboyant
flameflower
flameflower
noun
Any of various herbaceous succulent plants of the genus Talinum.
flameholder
flameproofs
flameproofs
verb
Third-person singular simple present indicative form of flameproof
flapmouthed
flavoursome
flavoursome
adj
Britain standard spelling of flavorsome.
fleshmonger
fleshmonger
noun
(archaic) One who deals in flesh; hence, a pimp, procurer, or pander.
flexanimous
flexanimous
adj
(rare) Having the power to change somebody's mind.
flockmaster
flockmaster
noun
A head shepherd.
floodometer
floodometer
noun
An instrument for measuring the height of floodwater.
floricomous
floricomous
adj
(zoology) Having a certain kind of ovipositor, characteristic of the Cnephasiini, consisting of papillae anales with a section of flat-headed setae.
Having the head adorned with flowers.
florilegium
florilegium
noun
(Christianity) A patristic anthology.
A collection of flowers.
florimanist
fluobromide
fluorimeter
fluorimeter
noun
Alternative form of fluorometer
fluorimetry
fluorimetry
noun
(chemistry, physics) fluorescence spectroscopy
fluorometer
fluorometer
noun
An instrument used to detect and measure fluorescence.
fluorometry
fluorometry
noun
(chemistry, physics) An analytical technique that uses fluorescence to detect and identify small samples of substances
fluttersome
fluttersome
adj
Marked by fluttering; (by extension) restless; nimble
fluviometer
fluviometer
noun
A device used to measure the depth of water in a river, and sometimes used to record its rise and fall
foamflowers
foamflowers
noun
plural of foamflower
foaminesses
folsomville
fomentation
fomentation
noun
A lotion or poultice applied to a diseased or injured part of the body.
Encouragement; excitation; instigation.
The act of fomenting; the application of warm, soft, medicinal substances, as for the purpose of easing pain by relaxing the skin, or of discussing (dispersing) tumours.
footlambert
footlambert
noun
Alternative form of foot-lambert
footmanhood
footmanhood
noun
The role or status of a footman.
footmanship
footmanship
noun
(archaic) The skill or ability to run (of humans or animals).
(historical) The post or position of footman; the skill or art of a footman.
footwarmers
footwarmers
noun
plural of footwarmer
foraminated
foraminated
adj
Having a small opening, or foramina.
foraminifer
foraminifer
noun
Any of a large group of aquatic amoeboid protists of the subphylum Foraminifera, characterized by streaming granular ectoplasm that among other things is used for catching food, often with a calcareous shell with many holes through which pseudopodia protrude.
forcipiform
forcipiform
adj
forceps-shaped
forechamber
forecommend
forecondemn
forecondemn
verb
(transitive) To prejudge and condemn in advance.
foredooming
foredooming
verb
present participle of foredoom
foreglimpse
foreglimpse
noun
A glimpse or revelation of the future.
verb
To glimpse something in the future.
foreignisms
foreignisms
noun
plural of foreignism
foreimagine
foremanship
foremanship
noun
The position of a foreman.
foremastman
foremastman
noun
Any sailor below the rank of petty officer.
foremastmen
foremastmen
noun
plural of foremastman
foremention
foremothers
foremothers
noun
plural of foremother
forepayment
forepayment
noun
payment made in advance
forepromise
forepromise
noun
A promise made in advance
verb
(transitive) To promise beforehand or in advance
foretopmast
foretopmast
noun
(nautical) The mast above the foretop.
forevermore
forevermore
adv
At any or all times in the future; forever
forficiform
forjudgment
formability
formability
noun
The quality or degree of being formable.
formalazine
formalazine
noun
(organic chemistry) An organic compound with chemical formula C₂H₄N₂, obtainable from formaldehyde by the addition of hydrazine.
formaldehyd
formalesque
formalesque
adj
(art) modernist; of the artistic style of the period from around 1890 to 1960
formalising
formalising
verb
present participle of formalise
formalistic
formalistic
adj
Formalist.
formalities
formalities
noun
plural of formality
formalizers
formalizers
noun
plural of formalizer
formalizing
formalizing
verb
present participle of formalize
formamidine
formamidine
noun
(organic chemistry) The compound NH=CH-NH₂ that is the amidine of formic acid
Any of a group of acaricidal compounds derived from this compound
formanilide
formanilide
noun
(organic chemistry) The anilide of formic acid C₆H₅-NH-CHO
formational
formational
adj
Of or pertaining to formation (in any of many contexts).
formatively
formatively
adv
In a formative manner.
formfitting
formfitting
adj
(of clothing) That follows the contours of the body
formicariae
formicarian
formicarian
Adjective
Of or pertaining to ants.
formicaries
formicaries
noun
plural of formicary
formicarium
formicarium
noun
A vivarium used for the study of ants and ant colonies.
formicaroid
formicaroid
adj
(zoology) Like or pertaining to the family Formicaridae of ant thrushes.
formicating
formicating
verb
present participle of formicate
formication
formication
noun
(medicine) An abnormal skin sensation similar to that of insects crawling over or within the skin; a tactile hallucination involving such a sensation. A common side-effect of substance abuse, it can also be experienced with high fever, menopause, skin cancer, diabetic neuropathy, or herpes zoster.
formicative
formicicide
formicivora
formicoidea
formidolous
formularies
formularies
noun
plural of formulary
formularise
formularise
verb
(Britain) To express as a formula, to formulate.
formularism
formularist
formularize
formularize
verb
(US) To express as a formula, to formulate.
formulating
formulating
verb
present participle of formulate
formulation
formulation
noun
(medicine) A medicinal preparation.
A particular linguistic construction; a turn of phrase.
The act, process, or result of formulating or reducing to a formula.
formulators
formulators
noun
plural of formulator
formulatory
formulising
formulising
verb
present participle of formulise
formulistic
formulistic
adj
formulaic
formulizing
formulizing
verb
present participle of formulize
formylating
formylating
verb
present participle of formylate
formylation
formylation
noun
(organic chemistry) Any reaction involving the introduction of a formyl group.
forniciform
forniciform
adj
archlike or vaulted in form
forthcoming
forthcoming
adj
(not comparable) Approaching or about to take place.
Available when needed; in place, ready.
Willing to co-operate or provide information; candid, frank, responsive.
noun
An act of coming forth.
Something that is yet to come.
verb
present participle of forthcome
fortissimos
fortissimos
noun
plural of fortissimo
foulmouthed
foulmouthed
adj
Alternative form of foul-mouthed
francomania
francomania
Noun
An obsession with the French culture, language, or people.
frankalmoin
frankalmoin
noun
Alternative form of frankalmoign
freedomites
freedomites
noun
plural of freedomite
freemasonic
freemasonic
Adjective
Of or pertaining to Freemasonry.
freemasonry
freemasonry
noun
(figuratively) Fellowship and sympathy among a number of people.
(figuratively) Strange customs which resemble those of Freemasons.
Alternative letter-case form of Freemasonry: the institutions, precepts, and rites of the Freemasons.
frenchwoman
frenchwoman
Noun
A French woman.
frenchwomen
frogmarched
frogmarched
verb
simple past tense and past participle of frogmarch
frogmarches
frogmarches
noun
plural of frogmarch
verb
Third-person singular simple present indicative form of frogmarch
frontierman
frontierman
noun
Alternative form of frontiersman
frontomalar
fullmouthed
fulmicotton
fulmination
fulmination
noun
That which is fulminated or thundered forth; vehement menace or censure.
The act of fulminating or exploding; detonation.
The act of thundering forth threats or censures, as with authority.
fulminatory
fulminatory
adj
Thundering; striking terror.
fulsomeness
fulsomeness
noun
The state or quality of being fulsome or showing overdone and insincere flattery.
fumatoriums
fumigations
fumigations
noun
plural of fumigation
funambuloes
furosemides
furosemides
noun
plural of furosemide
furthermore
furthermore
adv
In addition; besides; further; what's more (i.e. to denote additional information).
furthermost
furthermost
adj
superlative form of far: most far; farthest
furthersome
furthersome
adj
Tending to further, advance, or promote; helpful; advantageous.
galliformes
ganglioform
ganglioform
adj
Alternative form of gangliform
gaviiformes
gemmiferous
gemmiferous
adj
(biology) Multiplying by means of buds.
(biology) Producing gemmae or buds.
gliriformia
globuliform
glumiferous
glumiferous
adj
(botany) Bearing a glume.
glumiflorae
gobiiformes
graminiform
granitiform
granitiform
adj
(geology) Resembling granite in structure or shape.