13-letter words containing p, o
- asthenosphere — a thin semifluid layer of the earth (100–200 km thick), below the outer rigid lithosphere, forming part of the mantle and thought to be able to flow vertically and horizontally, enabling sections of lithosphere to subside, rise, and undergo lateral movement
- astroparticle — (astrophysics) A subatomic particle of cosmic origin.
- astrophysical — Of or pertaining to astrophysics.
- at knifepoint — If you are attacked or robbed at knifepoint, someone threatens you with a knife while they attack or steal from you.
- at this point — at this moment in time
- atmospherical — pertaining to, existing in, or consisting of the atmosphere: atmospheric vapors.
- atomic weapon — a weapon in which energy is provided by nuclear fission
- auction pitch — a variety of all fours in which players bid to determine the trump or pitch.
- audiographics — audiographic teleconferencing
- autapomorphic — (biology) Describing any characteristic that has evolved in only a single species (or other taxon).
- autobiography — Your autobiography is an account of your life, which you write yourself.
- autocephalous — (of an Eastern Christian Church) governed by its own national synods and appointing its own patriarchs or prelates
- autographical — Relating to, or used in, the process of autography.
- automatograph — a device for recording involuntary bodily movements.
- autopolyploid — (of cells, organisms, etc) having more than two sets of haploid chromosomes inherited from a single species
- autoprojector — (theory) A self-applicable partial evaluator.
- autoresponder — A program that automatically generates a set response to all messages sent to a particular e-mail address.
- baby primrose — a tender primrose, Primula forbesii, native to China and Burma, having white, hairy leaves and rose- or lilac-colored flowers with a yellow center.
- bacillophobia — The fear of microbes. Also known as germaphobia.
- backdoor play — an offensive tactic whereby a player breaks away from a defender to receive a pass near the baseline in order to make a quick layup.
- backing group — a group of musicians providing an instrumental or vocal accompaniment for a pop singer
- bacteriophage — a virus that is parasitic in a bacterium and multiplies within its host, which is destroyed when the new viruses are released
- bacteriophagy — the action of a bacteriophage
- bacterioscopy — the examination of bacteria with a microscope.
- badminton cup — a long refreshing drink of claret with soda water and sugar
- baking powder — Baking powder is an ingredient used in cake making. It causes cakes to rise when they are in the oven.
- ballistospore — a spore, esp a fungal spore, that is forcefully ejected from its source
- balneotherapy — the treatment of disease by bathing, esp to improve limb mobility in arthritic and neuromuscular disorders
- balsam poplar — a poplar tree, Populus balsamifera, of NE North America, having resinous buds and broad heart-shaped leaves
- bankrupt worm — a roundworm (genus Trichostrongylus) that is an intestinal parasite of birds and mammals, especially devastating to young livestock.
- barber's pole — a sign outside a barber's shop consisting of a pole painted with red and white spiral stripes
- barbershopper — a member of a barbershop singing group.
- baroreceptors — Plural form of baroreceptor.
- base hospital — a hospital serving a large rural area
- basic process — Military. basic training. a soldier or airman receiving basic training.
- basidiospores — Plural form of basidiospore.
- bass response — the response of an audio reproduction system or component to low frequencies
- batch-process — to perform batch processing on (files)
- bay of naples — an inlet of the Tyrrhenian Sea in the SW coast of Italy
- bay of plenty — a large bay of the Pacific on the NE coast of the North Island, New Zealand
- be spoken for — If a person or thing is spoken for or has been spoken for, someone has claimed them or asked for them, so no-one else can have them.
- beast of prey — any animal that hunts other animals for food
- beauty parlor — A beauty parlor is a place where women can go to have beauty treatments, for example, to have their hair, nails, or makeup done.
- belly of pork — a fatty cut of meat from the pig's belly
- belly-flopper — an awkward, usually unintentional dive in which the front of the body strikes the water horizontally, the abdomen or chest bearing the brunt of the impact.
- benthopelagic — relating to species living at the bottom of the sea
- benzoyl group — the univalent group C 7 H 5 O–, derived from benzoic acid.
- bespottedness — the state of being covered with spots or blemishes
- beta receptor — a receptor, found on the surface of some cells of the sympathetic nervous system, that is stimulated by certain adrenergic substances: such stimulation results in certain physiological responses, such as acceleration of the action of the heart and dilatation of the arteries supplying heart and skeletal muscles
- beta-naphthol — either of two isomeric hydroxyl derivatives, C 1 0 H 7 OH, of naphthalene (alpha-naphthol or 1-naphthol and beta-naphthol or 2-naphthol) white or yellowish crystals, with a phenolic odor, that darken on exposure to light: used chiefly in dyes, drugs, perfumes, and insecticides.