13-letter words containing p, h, o, r
- apostrophizes — Third-person singular simple present indicative form of apostrophize.
- apple orchard — an orchard planted with apple trees
- apprehensions — Plural form of apprehension.
- approach path — the course followed by an aircraft preparing for landing
- approach road — an access road to a house, station, airport, village etc
- approach shot — a shot made to or towards the green after a tee shot
- april showers — showers falling in April, generally considered a showery month
- arachnephobia — Misspelling of arachnophobia.
- arachniphobia — Alternative form of arachnophobia.
- arachnophobia — an abnormal fear of spiders
- arachnophobic — an abnormal or pathological fear of spiders.
- archaeopteryx — any of several extinct primitive birds constituting the genus Archaeopteryx, esp A. lithographica, which occurred in Jurassic times and had teeth, a long tail, well-developed wings, and a body covering of feathers
- archbishopric — the rank, office, or jurisdiction of an archbishop
- archeptolemus — (in the Iliad) the son of Iphitus who served as a charioteer for Hector.
- archipelagoes — Plural form of archipelago.
- arithmophobia — the fear of numbers
- arteriography — the X-ray examination of an artery or arterial system after injection of a contrast medium into the bloodstream
- arthroscopies — Plural form of arthroscopy.
- 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
- astrophysical — Of or pertaining to astrophysics.
- atmospherical — pertaining to, existing in, or consisting of the atmosphere: atmospheric vapors.
- 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.
- autographical — Relating to, or used in, the process of autography.
- automatograph — a device for recording involuntary bodily movements.
- 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
- balneotherapy — the treatment of disease by bathing, esp to improve limb mobility in arthritic and neuromuscular disorders
- barbershopper — a member of a barbershop singing group.
- batch-process — to perform batch processing on (files)
- bibliographer — an expert in bibliography
- bibliographic — a complete or selective list of works compiled upon some common principle, as authorship, subject, place of publication, or printer.
- bibliotherapy — the use of reading as therapy
- bio-autograph — an analytical technique in which organic compounds are separated by chromatography and identified by studying their effects on microorganisms.
- bioautography — an analytical technique in which organic compounds are separated by chromatography and identified by studying their effects on microorganisms.
- biogeographer — a person who is knowledgeable about biogeography
- birthing pool — a large bath in which a woman can give birth
- bishop's ring — a reddish-brown corona occasionally seen around the sun, caused by volcanic dust in the atmosphere.
- blepharoplast — a cylindrical cytoplasmic body in protozoa
- blepharospasm — spasm of the muscle of the eyelids, causing the eyes to shut tightly, either as a response to painful stimuli or occurring as a form of dystonia
- bolt up right — a movable bar or rod that when slid into a socket fastens a door, gate, etc.
- bosch process — an industrial process for manufacturing hydrogen by the catalytic reduction of steam with carbon monoxide
- boustrophedon — having alternate lines written from right to left and from left to right
- brachypterous — having very short or incompletely developed wings
- broca-aphasia — a type of aphasia caused by a lesion in Broca's area of the brain, characterized by misarticulated speech and lack of grammatical morphemes.
- bronchography — radiography of the bronchial tubes after the introduction of a radiopaque medium into the bronchi
- buprenorphine — an opiate used medicinally as a powerful analgesic
- butyrophenone — a drug used to treat psychiatric disorders
- cacographical — Synonym of cacographic.