12-letter words containing s, p, i
- appointments — Plural form of appointment.
- appositeness — The state of being apposite.
- appositional — the act of placing together or bringing into proximity; juxtaposition.
- appraisement — the act of estimating or judging the nature or value of something or someone.
- appraisingly — to estimate the monetary value of; determine the worth of; assess: We had an expert appraise the house before we bought it.
- appreciators — to be grateful or thankful for: They appreciated his thoughtfulness.
- apprehension — Apprehension is a feeling of fear that something bad may happen.
- apprehensive — Someone who is apprehensive is afraid that something bad may happen.
- apprentisage — Obsolete form of apprenticeage.
- appressorium — a flattened hypha of a parasitic fungus that penetrates the host tissues
- approbations — approval; commendation.
- appropriates — suitable or fitting for a particular purpose, person, occasion, etc.: an appropriate example; an appropriate dress.
- approximates — near or approaching a certain state, condition, goal, or standard.
- apron string — a string for tying an apron on
- archesporial — the primitive cell, or group of cells, that give rise to the cells from which spores are derived.
- archesporium — archespore.
- archipelagos — Plural form of archipelago.
- arctophilist — a collector of teddy bears
- aristophanes — ?448–?380 bc, Greek comic dramatist, who satirized leading contemporary figures such as Socrates and Euripides. Eleven of his plays are extant, including The Clouds, The Frogs, The Birds, and Lysistrata
- aristophanic — 448?–385? b.c, Athenian comic dramatist.
- arsenopyrite — a white or grey metallic mineral consisting of a sulphide of iron and arsenic that forms monoclinic crystals with an orthorhombic shape: an ore of arsenic. Formula: FeAsS
- arsino group — the univalent group H 2 As−.
- arsphenamine — a drug containing arsenic, formerly used in the treatment of syphilis and related infections
- arthroscopic — the use of an arthroscope to diagnose an injury to or disease of a joint or to perform minor surgery on a joint.
- asclepiadean — of or relating to a type of classical verse line consisting of a spondee, two or three choriambs, and an iamb
- ashurbanipal — died ?626 bc, king of Assyria (?668–?626): son of Esarhaddon. He built the magnificent palace and library at Nineveh
- asking price — The asking price of something is the price which the person selling it says that they want for it, although they may accept less.
- asparaginase — an enzyme used in treating leukaemia
- aspect ratio — the ratio of width to height of the picture on a television or cinema screen
- asphyxiating — to produce asphyxia in.
- asphyxiation — Asphyxiation is a lack of oxygen in blood, which causes suffocation.
- aspirational — If you describe someone as aspirational, you mean that they have strong hopes of moving to a higher social status.
- aspiringness — the condition of being aspiring
- assessorship — the occupation, post or duties of a person who assesses, advises, or estimates
- assumptively — taken for granted.
- assurbanipal — Ashurbanipal
- astigmoscope — astigmatoscope.
- astrophysics — Astrophysics is the study of the physical and chemical structure of the stars, planets, and other natural objects in space.
- asymptomatic — If someone with a disease is asymptomatic, it means that they do not show any symptoms of the disease.
- asymptotical — of or relating to an asymptote.
- athwartships — from one side to the other of a vessel at right angles to the keel
- atmospherics — Atmospherics are elements in something such as a piece of music or a book which create a certain atmosphere.
- atmospherium — an optical system used to simulate images of atmospheric phenomena, as cloud formations, storms, and day and night, on the inside of a dome.
- attawapiskat — a river in NE Ontario, Canada, flowing E and N to James Bay. 465 miles (748 km) long.
- attorneyship — The office or profession of an attorney.
- auspiciously — promising success; propitious; opportune; favorable: an auspicious occasion.
- australopith — (archaeology, anthropology, paleonotology) Of or pertaining to the extinct hominid primates, of the genus Australopithecus, from the Pleistocene period.
- autohypnosis — the process or result of self-induced hypnosis
- automorphism — the practice of seeing others as having the same characteristics as oneself
- b-s particle — a neutral meson with a mass 10,507 times that of the electron and a mean lifetime of approximately 1.6 X 10 -12 seconds.