12-letter words containing o, p
- ailurophobic — relating to ailurophobia
- aiming point — the point at which a gun or bombsight is aimed in order to strike a desired target, often a point in advance of or behind the actual target.
- airpocalypse — (informal) The presence of dense smog in many parts of China.
- airport code — a three-letter abbreviation of the names of the world's major airports, used especially as an identifier for routing baggage.
- alcaptonuria — Alternative spelling of alkaptonuria.
- alkaptonuria — excessive excretion of homogentisic acid in the urine, caused by a hereditary abnormality of the metabolism of tyrosine and phenylalanine.
- all shook up — shaken, upset
- all-powerful — An all-powerful person or organization has the power to do anything they want.
- allelomorphs — Plural form of allelomorph.
- allelopathic — relating to or characterized by allelopathy
- allomorphism — variation in the crystalline form of a chemical compound
- allotropical — (chemistry, rare) Of or pertaining to an element that exhibits allotropy.
- almond paste — ground almond mixture
- alpha boötis — Arcturus
- alpha leonis — Regulus1
- alphitomancy — the use of barley meal as a means of divination.
- alveopalatal — articulated with the blade or front of the tongue approaching or touching the front of the hard palate near its junction with the alveolar ridge; having a primary palatal articulation and a secondary alveolar articulation.
- ambiposition — (linguistics) An adposition that can occur either before or after its complement.
- amenhotep iv — died 1357? b.c, king of Egypt 1375?–1357?: reformer of ancient Egyptian religion (son of Amenhotep III).
- amethopterin — (now rare) Methotrexate.
- aminophenols — Plural form of aminophenol.
- amiphenazole — A respiratory stimulant traditionally used as an antidote for barbiturate or opiate overdose, usually in combination with bemegride.
- amnioscopies — Plural form of amnioscopy.
- amor patriae — love of one's country; patriotism
- amour-propre — self-respect
- ampelography — the science concerned with the identification and classification of grapevines
- amperometric — relating to or involving the measurement of an electric current
- amphibiology — The branch of science that deals with amphibious animals.
- amphibiously — In the manner of an amphibian.
- amphibolitic — Of, pertaining to, or composed of an amphibolite.
- amphicarpous — producing two kinds of fruit that differ either in form or in time of ripening.
- amphicoelous — (of the vertebrae of most fishes and some amphibians) concave at the anterior and posterior ends
- amphictyonic — of or relating to an amphictyon or an amphictyony.
- amphidiploid — a plant originating from hybridization between two species in which the chromosome number is the sum of the chromosome numbers of both parental species. It behaves as an independent species
- amphistomous — (of certain animals, such as leeches) having a sucker at either end of the body
- amphitropous — (of a plant ovule) partially inverted so that the base and the micropyle at the apex are the same distance from the funicle
- amphotericin — an amphoteric antibiotic produced by the bacterium Streptomyces nodosus and used in the treatment of fungal infections.
- ampullaceous — shaped like an ampulla or a bladder
- an open book — a person or subject that is thoroughly understood
- an open mind — If you have an open mind, you avoid forming an opinion or making a decision until you know all the facts.
- anamorphoses — Plural form of anamorphosis.
- anamorphosis — an image or drawing distorted in such a way that it becomes recognizable only when viewed in a specified manner or through a special device
- anaphrodisia — diminished sexual desire.
- anaplasmosis — a disease of cattle caused by a blood-infecting protozoan parasite, Anaplasma marginale, transmitted by bloodsucking flies and ticks.
- anapodeictic — (rare, rhetoric) not able to be shown or proved by argument; undemonstrable.
- anapophysial — of or relating to an anapophysis.
- anchor plant — a South American shrub, Colletia cruciata, of the buckthorn family, having flattened green branches and yellowish-white flowers.
- anchorperson — the primary reporter on a news television broadcast
- anchovy pear — a Jamaican tree, Grias cauliflora, bearing edible fruits that taste like the mango: family Lecythidaceae
- anemophilous — (of flowering plants such as grasses) pollinated by the wind