9-letter words containing r, o, t, f
- countryfy — Alternative spelling of countrify.
- craftwork — works of artistry or craft
- crossfoot — Accounting. to total figures horizontally across columns instead of vertically.
- crowfoots — Plural form of crowfoot.
- cteniform — resembling a comb
- cystiform — resembling a cyst
- data fork — Macintosh file system
- date from — If something dates from a particular time, it started or was made at that time.
- de forest — Lee. 1873–1961, US inventor of telegraphic, telephonic, and radio equipment: patented the first triode valve (1907)
- defecator — One who defecates.
- defectors — Plural form of defector.
- deflators — Plural form of deflator.
- deflector — A device that deflects something, in particular.
- deflorate — (of a plant) having lost its flowers
- deforests — Third-person singular simple present indicative form of deforest.
- deformity — A deformity is a part of someone's body which is not the normal shape because of injury or illness, or because they were born this way.
- defrosted — Simple past tense and past participle of defrost.
- defroster — a device by which the de-icing process of a refrigerator is accelerated, usually by circulating the refrigerant without the expansion process
- dentiform — shaped like a tooth
- disforest — To disafforest.
- disprofit — to (cause to) fail to profit
- downdraft — a downward current, as of air: a downdraft in a mine shaft.
- drift off — fall asleep
- driftbolt — Also called driftpin. a spike having a round shank and used for fastening heavy timbers together.
- driftwood — wood floating on a body of water or cast ashore by it.
- dustproof — impervious to or free of dust.
- effectors — Plural form of effector.
- effortful — marked by effort or exertion; labored.
- fabulator — a person who fabulates, a story-teller
- factor in — one of the elements contributing to a particular result or situation: Poverty is only one of the factors in crime.
- factor ix — a blood constituent necessary for clotting, the absence of which is characterized by a hemophilialike condition.
- factorage — the action or business of a factor.
- factorial — Mathematics. the product of a given positive integer multiplied by all lesser positive integers: The quantity four factorial (4!) = 4 ⋅ 3 ⋅ 2 ⋅ 1 = 24. Symbol: n!, where n is the given integer.
- factories — A building or group of buildings where goods are manufactured or assembled chiefly by machine.
- factoring — one of the elements contributing to a particular result or situation: Poverty is only one of the factors in crime.
- factorise — (mathematics): To create a list of factors.
- factorize — Mathematics. to resolve into factors.
- fadometer — an instrument used to determine the resistance to fading of a pigment or dye
- far point — the point farthest from the eye at which an object is clearly focused on the retina when accommodation of the eye is completely relaxed.
- far-point — the point farthest from the eye at which an object is clearly focused on the retina when accommodation of the eye is completely relaxed.
- farm-toun — a farmhouse together with its outbuildings
- fathogram — the record made by a sonic depth finder.
- favorites — a person or thing regarded with special favor or preference: That song is an old favorite of mine.
- favourite — a person or thing regarded with special favor or preference: That song is an old favorite of mine.
- federator — federated; allied.
- fermentor — The vessel in which fermentation takes place.
- ferrotype — to put a glossy surface on (a print) by pressing, while wet, on a metal sheet (ferrotype tin)
- ferryboat — a boat used to transport passengers, vehicles, etc., across a river or the like.
- feudatory — a person who holds lands by feudal tenure; a feudal vassal.
- feverroot — horse gentian.