15-letter words containing a, e, p, y, o
- dadchelor party — a party primarily attended by men and held to honour and present gifts to a prospective father
- daguerreotyping — Present participle of daguerreotype.
- daguerreotypist — an obsolete photographic process, invented in 1839, in which a picture made on a silver surface sensitized with iodine was developed by exposure to mercury vapor.
- decomposability — (uncountable) The condition of being decomposable.
- delayed opening — the automatic opening of a parachute after a predetermined delay to allow the parachutist to reach a particular height
- demographically — of or relating to demography, the science of vital and social statistics.
- dephosphorylate — to remove a phosphate group from (an organic compound)
- depletion layer — a region at the interface between dissimilar zones of conductivity in a semiconductor, in which there are few charge carriers
- dermatoglyphics — the lines forming a skin pattern, esp on the palms of the hands and soles of the feet
- dermatophytosis — a fungal infection of the skin, esp the feet
- developmentally — the act or process of developing; growth; progress: child development; economic development.
- dispassionately — free from or unaffected by passion; devoid of personal feeling or bias; impartial; calm: a dispassionate critic.
- doomsday weapon — any weapon of extreme lethal or destructive power; superweapon
- double jeopardy — the subjecting of a person to a second trial or punishment for the same offense for which the person has already been tried or punished.
- egyptian clover — a Mediterranean clover, Trifolium alexandrinum, grown as a forage crop and to improve the soil in the southwestern US and the Nile valley
- electromyograph — A device used in electromyography to generate electromyograms.
- encephalography — Any of various techniques for recording the structure or electrical activity of the brain.
- encyclopaedical — Of or pertaining to encyclopaediae.
- endolymphangial — (anatomy) Within a lymphatic vessel.
- epeirogenically — in the manner of epeirogeny
- eric conspiracy — (person, humour) A shadowy group of moustachioed hackers named Eric first pinpointed as a sinister conspiracy by an infamous talk.bizarre posting ca. 1986. This was doubtless influenced by the numerous "Eric" jokes in the Monty Python oeuvre. There do indeed seem to be considerably more moustachioed Erics in hackerdom than the frequency of these three traits can account for unless they are correlated in some arcane way. Well-known examples include Eric Allman (of the "Allman style" described under indent style), Erik Fair (co-author of NNTP), Eric S. Raymond and about fifteen others. The organisation line "Eric Conspiracy Secret Laboratories" now emanates regularly from more than one site.
- escape velocity — great enough speed to escape gravity
- expanded memory — (storage) Memory used through EMS. In systems based on Intel 80386 or later processor expanded memory is part of the extended memory that is mapped into the expanded memory page frame by the processor. The mapping is controlled by the EMM. In earlier systems, a dedicated EMS hardware adaptor is needed to map memory into the page frame. In both cases, an appropriate device driver is needed for the proper communication between hardware and EMM.
- fair employment — the policy or practice of employing people on the basis of their capabilities only, without regard to race, color, religion, sex, national origin, age, or disability.
- fairy footsteps — heavy footsteps
- finance company — an institution engaged in such specialized forms of financing as purchasing accounts receivable, extending credit to retailers and manufacturers, discounting installment contracts, and granting loans with goods as security.
- football player — sportsperson: plays football
- for pity's sake — You can say for pity's sake to add emphasis to what you are saying, especially when you are annoyed or upset.
- free soil party — a former U.S. political party (1848–56) that opposed the extension of slavery in the Territories not yet admitted to statehood.
- gaia hypothesis — a model of the earth as a self-regulating organism, advanced as an alternative to a mechanistic model.
- geostrophically — By means of, or in terms of, geostrophy.
- grey propaganda — propaganda that does not identify its source
- haulage company — a firm that transports goods by lorry
- hematoporphyria — porphyria.
- hematoporphyrin — a porphyrin made by treating haemoglobin with acid, used to treat cancer in photodynamic therapy
- homeopathically — By means of homeopathy.
- house of prayer — house of God.
- house physician — a house officer working in a medical as opposed to a surgical discipline
- human geography — the study of the interaction between human beings and their environment in particular places and across spatial areas.
- humphrey bogart — Humphrey (DeForest) ("Bogie"or"Bogey") 1899–57, U.S. motion-picture actor.
- hydroxylapatite — Alternative spelling of hydroxyapatite.
- hyetometrograph — an instrument used to record rainfall
- hype-carbonated — (of a product or service) overvalued as a result of relentless marketing and PR or intensive media exposure
- hyper-emotional — pertaining to or involving emotion or the emotions.
- hyperactivation — (biology) A form of sperm motility associated with active beating of the flagellum.
- hypercatabolism — an abnormally high metabolic breakdown of a substance or tissue which leads to weight loss and physical deterioration
- hypercoagulable — related to excessive coagulation of the blood or blood clots
- hyperdemocratic — pertaining to or of the nature of democracy or a democracy.
- hyperfastidious — extremely or excessively fastidious
- hyperfunctional — of or relating to a function or functions: functional difficulties in the administration.