15-letter words containing a, s, o, p, t
- astrophotograph — a photograph of the heavenly bodies
- astrophotometry — the measurement of the intensity of light of celestial objects.
- astrophysically — from an astrophysical point of view
- astrophysicists — Plural form of astrophysicist.
- at pistol point — being under or using the threat of being shot
- athletic sports — sports, esp track and field events, in which athleticism is required
- atmospherically — pertaining to, existing in, or consisting of the atmosphere: atmospheric vapors.
- autobiographers — Plural form of autobiographer.
- autobiographies — Plural form of autobiography.
- autoradiographs — Plural form of autoradiograph.
- autostereoscopy — The display of stereoscopic images without the use of special viewing equipment.
- autotransplants — Plural form of autotransplant.
- backup software — (tool, software) Software for doing a backup, often included as part of the operating system. Backup software should provide ways to specify what files get backed up and to where. It may include its own scheduling function to automate the procedure or, preferably, work with generic scheduling facilities. It may include facilities for managing the backup media (e.g. maintaining an index of tapes) and for restoring files from backups. Examples are Unix's dump command and Windows's ntbackup.
- bacteriophagous — Pertaining to the predation and consumption of bacterium.
- balanoposthitis — An inflammation of the glans penis and the prepuce.
- bandstop filter — A bandstop filter is a filter designed to eliminate all frequencies within a band of frequencies.
- baptism of fire — If someone who has just begun a new job has a baptism of fire, they immediately have to cope with very many severe difficulties and obstacles.
- beat oneself up — to reproach oneself
- biostratigraphy — the examination of the ages of rock strata by using fossils
- blasting powder — a form of gunpowder made with sodium nitrate instead of saltpeter, used chiefly for blasting rock, ore, etc.
- boiled potatoes — potatoes, usually peeled, cooked in boiling water
- box the compass — to name the compass points in order
- capitalizations — Plural form of capitalization.
- capitulationism — advocacy or approval of capitulation.
- capitulationist — advocacy or approval of capitulation.
- car transporter — a vehicle for carrying automobiles
- cardinal points — the four main points of the compass: north, south, east, and west
- carpometacarpus — a bone in the wing of a bird that consists of the metacarpal bones and some of the carpal bones fused together
- cast a spell on — to put into, or as into, a trance
- cast aspersions — If you cast aspersions on someone or something, you suggest that they are not very good in some way.
- cast-iron plant — any of several plants belonging to the genus Aspidistra, of the lily family, native to eastern Asia, especially A. eliator, having large evergreen leaves often striped with white, and grown as a houseplant.
- castanospermine — a substance obtained from the Australian chestnut or black bean tree
- casters-up mode — [IBM, probably from slang belly up] Yet another synonym for "broken" or "down". Usually connotes a major failure. A system (hardware or software) which is "down" may be already being restarted before the failure is noticed, whereas one which is "casters up" is usually a good excuse to take the rest of the day off (as long as you're not responsible for fixing it).
- castner process — a process for extracting sodium from sodium hydroxide, devised by Hamilton Young Castner (1858–98)
- catastrophising — Present participle of catastrophise.
- catastrophizing — Present participle of catastrophize.
- cephalothoraxes — Plural form of cephalothorax.
- charleston peak — a mountain in SE Nevada: highest peak in the Spring Mountains. 11,919 feet (3635 meters).
- chemoautotrophs — Plural form of chemoautotroph.
- chemopsychiatry — the study and application of chemical substances in psychiatry
- claustrophobics — Plural form of claustrophobic.
- cleptoparasites — Plural form of cleptoparasite.
- come up against — If you come up against a problem or difficulty, you are faced with it and have to deal with it.
- communist party — (in non-Communist countries) a political party advocating Communism
- comparativeness — of or relating to comparison.
- comparison test — a comparison of particular qualities or traits in two or more things in order to get a measurable assessment
- compassionately — having or showing compassion: a compassionate person; a compassionate letter.
- compassionating — Present participle of compassionate.
- compatibilities — capable of existing or living together in harmony: the most compatible married couple I know.
- complementaries — forming a complement; completing.