0%

19-letter words containing f, e, t, a

  • dependable software — software reliability
  • diamond ring effect — a phenomenon, sometimes observed immediately before and after a total eclipse of the sun, in which one of Baily's beads is much brighter than the others, resembling a diamond ring around the moon.
  • dictionary of names — a dictionary of given names that indicates whether a name is usually male, female, or unisex and often includes origins as well as meanings; for example, as by indicating that Evangeline, meaning “good news,” comes from Greek. Used primarily as an aid in selecting a name for a baby, dictionaries of names may also include lists of famous people who have shared a name and information about its current popularity ranking.
  • difference equation — (mathematics)   A relation between consecutive elements of a sequence. The first difference is D u(n) = u(n+1) - u(n) where u(n) is the nth element of sequence u. The second difference is u(n+2) + a u(n+1) + b u(n) = 0 can be converted to a difference equation (in this case, a second order linear difference equation): D2 u(n) + p D u(n) + q u(n) = 0 and vice versa. a, b, p, q are constants.
  • 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.
  • diffraction pattern — the phenomenon exhibited by wave fronts that, passing the edge of an opaque body, are modulated, thereby causing a redistribution of energy within the front: it is detectable in light waves by the presence of a pattern of closely spaced dark and light bands (diffraction pattern) at the edge of a shadow.
  • 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
  • disenfranchisements — Plural form of disenfranchisement.
  • distinctive feature — a feature of the sound system of a language that serves as the crucial distinguishing mark between two phonemes, as the distinctive feature of voicing, which distinguishes b from p in English, or nasality, which distinguishes m from b and p.
  • 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.
  • electrostatic field — an electric field associated with static electric charges
  • end of transmission — (character)   (EOT) The mnemonic for ASCII character 4.
  • engineering factory — a factory where engineering products are made
  • entry qualification — the qualifications and conditions required to join an organization, club, etc
  • essence of bergamot — a fragrant essential oil from the fruit rind of this plant, used in perfumery and some teas (including Earl Grey)
  • estate of the realm — an order or class of persons in a political community, regarded collectively as a part of the body politic: usually regarded as being the lords temporal (peers), lords spiritual, and commons
  • expeditionary force — An expeditionary force is a group of soldiers who are sent to fight in a foreign country.
  • factitious disorder — any of various syndromes, as Münchausen syndrome, characterized by physical or psychological symptoms intentionally produced by a person and under voluntary control.
  • facultative apomict — a plant that can reproduce sexually or asexually.
  • fair-weather friend — a person who cannot be relied on in situations of hardship or difficulty
  • fall by the wayside — to cease or fail to continue doing something
  • fall in love (with) — to begin to feel love (for)
  • family practitioner — medical specialization in general practice, requiring training beyond that of general practice and leading to board certification.
  • family-sized packet — a large packet
  • farmers cooperative — an organization of farmers for marketing their products or buying supplies.
  • farnesyltransferase — One of the three enzymes in the prenyltransferase group, believed to play an important role in development of progeria and various cancers.
  • father of the house — (in Britain) the longest-serving member of the House of Commons
  • fault tolerant unix — (operating system)   (FTX) Stratus's own Unix System V Release 4 multiprocessor operating system. In 2016, FTX is supported but no longer developed. FTX was one of three operating systems supplied by Stratus on their hardware, the other two, HP-UX and VOS, were the more common choices, FTX was only sold on an exceptional basis. Early FTX 3.x releases used an in-house virtual disk layer (VDL) driver, but later releases switched to a version of Veritas VxVM. FTX supported many of the proprietary communications boards (ISDN, serial, parallel, X.25, etc.).
  • fault tree analysis — (programming)   A form of safety analysis that assesses hardware safety to provide failure statistics and sensitivity analyses that indicate the possible effect of critical failures.
  • fault-based testing — (testing)   Software testing using test data designed to demonstrate the absence of a set of pre-specified faults; typically, frequently occurring faults. For example, to demonstrate that the software handles or avoids divide by zero correctly, the test data would include zero.
  • feast of dedication — Hanukkah.
  • feast one's eyes on — to look at with pleasure or admiration
  • feather-duster worm — any tube-dwelling polychaete worm of the families Sabellidae and Serpulidae, the numerous species having a crown of feathery tentacles used in feeding and respiration.
  • feather-tail glider — pygmy glider.
  • february revolution — Russian Revolution (def 1).
  • february-revolution — Also called February Revolution. the uprising in Russia in March, 1917 (February Old Style), in which the Czarist government collapsed and a provisional government was established.
  • feel strongly about — to have decided opinions concerning
  • fellow countrywoman — a fellow countrywoman is a female citizen of the same state as the person speaking, writing, or being referred to
  • fellow-servant rule — the common-law rule that the employer is not liable to an employee for injuries resulting from the negligence of a fellow employee.
  • female impersonator — a male performer who dresses as and impersonates women.
  • fertility treatment — the application of any of various methods or procedures to a woman or man to increase the woman's chances of conceiving a baby
  • few and far between — not many but more than one: Few artists live luxuriously.
  • fifteenth amendment — an amendment to the U.S. Constitution, ratified in 1870, prohibiting the restriction of voting rights “on account of race, color, or previous condition of servitude.”.
  • fifth-wheel trailer — a horizontal ring or segment of a ring, consisting of two bands that slide on each other, placed above the front axle of a carriage and designed to support the forepart of the body while allowing it to turn freely in a horizontal plane.
  • figurative language — language that contains or uses figures of speech, especially metaphors.
Was this page helpful?
Yes No
Thank you for your feedback! Tell your friends about this page
Tell us why?