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19-letter words containing l, e, f

  • cerebrospinal fluid — the clear colourless fluid in the spaces inside and around the spinal cord and brain
  • champagne lifestyle — a lifestyle involving the enjoyment of luxuries and expensive pleasures
  • champion of england — a hereditary official at British coronations, representing the king (King's Champion) or the queen (Queen's Champion) who is being crowned, and having originally the function of challenging to mortal combat any person disputing the right of the new sovereign to rule.
  • chargeable transfer — a transfer of value made as a gift during a person's lifetime that is not covered by a specific exemption and therefore gives rise to liability under inheritance tax
  • chinese fleece-vine — a hardy, twining, woody plant, Polygonum auberti, of the buckwheat family, native to western China and Tibet, having greenish-white, fragrant flowers in drooping clusters.
  • chinese liver fluke — a parasitic Asian flatworm, Clonorchis sinensis, that infects the gastrointestinal tract and bile duct following ingestion of contaminated raw or insufficiently cooked freshwater fish.
  • chlorofluoromethane — any of a series of gaseous or volatile methanes substituted with chlorine and fluorine and containing little or no hydrogen: used as refrigerants and, formerly, as aerosol propellants until scientists became concerned about depletion of the atmospheric ozone layer.
  • circle of confusion — a circular spot on a film, resulting from the degree to which a pencil of light reflected from the field of view is focused in front of or behind the film, or from aberration of the lens, or from both.
  • circle of curvature — the circle with its center on the normal to the concave side of a curve at a given point on the curve and with its radius equal to the radius of curvature at the point.
  • circular definition — a definition in which the definiendum (the expression being defined) or a variant of it appears in the definiens (the expression that defines it).
  • city of seven hills — Rome2
  • clemastine fumarate — an antihistamine, C 25 H 30 ClNO 5 , that has drying and some sedative effects, used for symptomatic relief of allergy.
  • colorado tick fever — a usually mild viral disease occurring in the Rocky Mountain regions of the United States, carried by a tick, Dermacentor andersoni, and characterized by fever, sensitivity to light, headache, and leg and back pain.
  • commercial software — (software)   (Or "commercial off-the-shelf software", COTS) Software that is produced for sale. This contrasts with free software, which is produced for free distribution, meaning without charge and/or without restriction on further distribution. Some companies that sell software distribute some (versions) of products free of charge (but usually with restricted distribution rights), this would probably still be called commercial software. Conversely, software that an individual distributes for free, but for which he accepts donations, would still be called free software.
  • complement fixation — the fixing of complement into the product of an antigen-antibody reaction: used as an infection indicator in certain serologic tests that measure the presence or absence of free, active complement
  • complete fertilizer — a fertilizer containing nitrogen, phosphorus, and potassium, the three principal elements required for plant nutrition.
  • confidence interval — an interval of values bounded by confidence limits within which the true value of a population parameter is stated to lie with a specified probability
  • confocal microscope — a light microscope with an optical system designed to reject background from matter outside the focal plane and therefore allowing images of different sections of a specimen to be obtained
  • count oneself lucky — If you say that someone can count themselves lucky, you mean that the situation they are in or the thing that has happened to them is better than it might have been or than they might have expected.
  • credit default swap — a contract in which the parties exchange the exposure to loss should a creditor fail to make a payment when it comes due back
  • creeping cinquefoil — any of several plants belonging to the genus Potentilla, of the rose family, having yellow, red, or white five-petaled flowers, as P. reptans (creeping cinquefoil) of the Old World, or P. argentea (silvery cinquefoil) of North America.
  • cross-channel ferry — a ferry that transports passengers and vehicles across the English Channel
  • cross-fertilization — fertilization by the fusion of male and female gametes from different individuals of the same species
  • crystallized fruits — fruits that are covered in sugar which is melted and then allowed to harden
  • culler-fried system — A system for interactive mathematics.
  • cult of personality — a cult promoting adulation of a living national leader or public figure, as one encouraged by Stalin to extend his power.
  • cyril of alexandria — Saint. ?375–444 ad, Christian theologian and patriarch of Alexandria. Feast day: June 27 or June 9
  • deacetyltransferase — (enzyme) Any of a class of enzymes that remove acetyl groups, especially from a lysine residue of a histone.
  • death of a salesman — a play (1949) by Arthur Miller.
  • declaration of love — a statement made by one person to another in which they say they are in love with the other person
  • deflate compression — deflate
  • deflationary spiral — Geometry. a plane curve generated by a point moving around a fixed point while constantly receding from or approaching it.
  • department of labor — the department of the U.S. federal government that promotes and improves the welfare, opportunities, and working conditions of wage earners. Abbreviation: DOL.
  • dependable software — software reliability
  • dereliction of duty — Dereliction of duty is deliberate or accidental failure to do what you should do as part of your job.
  • developable surface — a surface that can be flattened onto a plane without stretching or compressing any part of it, as a circular cone.
  • diamond-leaf laurel — a tree, Pittosporum rhombifolium, of Australia, having coarsely toothed, oval or diamond-shaped leaves and white flowers, widely planted as an ornamental in the southwestern U.S.
  • differential backup — (operating system)   A kind of backup that copies all files that have changed since the last full backup. Each differential backup will include all files in previous differential backups since the full backup so to restore a version of a file, you only need to search the full backup and the relevant differential backup. Some systems support differential backup by associating an "Archive" flag with each file and setting this flag whenever the file is modified to indicate that it should be included in the next backup. A differential backup does not change this flag, whereas an incremental backup resets it.
  • differential driver — (hardware)   An electronic device (commonly an integrated circuit), containing two amplifiers, used to drive a differential line.
  • digital certificate — (communications, security)   An attachment to an electronic mail message used for security purposes, e.g. to verify that a user sending a message is who he or she claims to be, and to provide the receiver with the means to encode a reply. An individual wishing to send an encrypted message applies for a digital certificate from a certificate authority (CA). The CA issues an encrypted digital certificate containing the applicant's public key and a variety of other identification information. The CA makes its own public key readily available on the Internet. The recipient of an encrypted message uses the CA's public key to decode the digital certificate attached to the message, verifies it as issued by the CA and then obtains the sender's public key and identification information held within the certificate.
  • disablement benefit — (in Britain) a noncontributory benefit payable to a person disabled through injury or disease caused by their work
  • disciples of christ — a Christian denomination, founded in the U.S. by Alexander Campbell in the early part of the 19th century, that rejects all creeds, holds the Bible as a sufficient rule of faith and practice, administers baptism by immersion, celebrates the Lord's Supper every Sunday, and has a congregational polity.
  • do well for oneself — to thrive or succeed
  • drink the health of — to salute or celebrate with a toast
  • effective half-life — the time required for half of a quantity of radioactive material absorbed by a living tissue or organism to be removed by both elimination and decay
  • effervescent tablet — Effervescent tablets break down quickly when they are dropped into water or another liquid.
  • elastic deformation — In elastic deformation a material changes shape when a stress is applied to it but goes back to its original state when the stress is removed.
  • electromotive force — a source of energy that can cause a current to flow in an electrical circuit or device
  • electrostatic field — an electric field associated with static electric charges
  • entry qualification — the qualifications and conditions required to join an organization, club, etc
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