13-letter words containing a, p, o, h, y
- morpho-syntax — the study of the morphological and syntactic properties of linguistic or grammatical units.
- musicotherapy — the treatment of mental disorders with music
- mycetophagous — That feeds on fungi.
- mythographies — Plural form of mythography.
- narcohypnosis — the use of drugs to induce hypnosis
- nasopharynges — Plural form of nasopharynx.
- nosogeography — the study of the geographical causes and distribution of diseases.
- nymphaeaceous — belonging to the Nymphaeaceae, the water lily family of plants.
- nymphomaniacs — Plural form of nymphomaniac.
- onychophagist — the practice of biting one's nails, especially when done habitually and as a symptom of emotional disturbance.
- onychophorans — Plural form of onychophoran.
- openheartedly — Alt form open-heartedly.
- ophthalmology — the branch of medical science dealing with the anatomy, functions, and diseases of the eye.
- opisthography — the practice of writing on the front and back of a parchment or papyrus
- orchesography — a written study of dancing
- organotherapy — the branch of therapeutics that deals with the use of remedies prepared from the organs of animals, as from the thyroid gland, the pancreas, or the suprarenal bodies.
- oropharyngeal — the part of the pharynx between the soft palate and the upper edge of the epiglottis.
- orthoepically — In terms of correct pronunciation.
- oscillography — a device for recording the wave-forms of changing currents, voltages, or any other quantity that can be translated into electric energy, as sound waves.
- paleethnology — (formerly) the branch of ethnology concerned with the earliest or most primitive human societies.
- parapophysial — of or relating to a parapophysis
- parapsychosis — an abnormal psychosis
- parasyntheton — a word formed by parasynthesis; for example, kind-hearted
- parthenocarpy — the production of fruit without fertilization of an egg in the ovary.
- pathogenicity — the disease-producing capacity of a pathogen.
- petrophysical — relating to the analysis of the constitution and characteristics of rocks
- phantasmagory — phantasmagoria.
- pharmacognosy — materia medica (def 2).
- pharyngectomy — excision of part or all of the pharynx.
- pharyngoscope — an instrument for inspecting the pharynx.
- pharyngoscopy — an examination by means of a pharyngoscope.
- phenomenality — highly extraordinary or prodigious; exceptional: phenomenal speed.
- phony disease — a disease of peaches, characterized by dwarfing, dark-green leaves, premature leafing and flowering, and the production of reduced numbers of small fruit, caused by a virus, Nanus mirabilis.
- phony-baloney — nonsense; baloney.
- phosphorylase — any enzyme, occurring widely in animal and plant tissue, that in the presence of an inorganic phosphate catalyzes the conversion of glycogen into sugar phosphate.
- phosphorylate — to introduce the phosphoryl group into (an organic compound).
- photo gallery — display of collected photographs
- photodynamics — the science dealing with light and its effects on living organisms.
- photosynthate — a compound formed by photosynthesis.
- phreatophytic — of, possessing the properties of, or relating to a phreatophyte
- phrygian mode — an authentic church mode represented on the white keys of a keyboard instrument by an ascending scale from E to E.
- phyllocladous — having phylloclades.
- phyllophagous — (of an organism) feeding on leaves.
- physharmonica — a keyboard musical instrument fitted with free reeds, and which is an early form of harmonium
- physiographic — the science of physical geography.
- physiological — of or relating to physiology.
- physiotherapy — physical therapy.
- phytochemical — Also called phytonutrient. any of various bioactive chemical compounds found in plants, as antioxidants, considered to be beneficial to human health.
- phytopathogen — an organism that causes disease in plants
- phytoplankter — a minute organism which constitutes part of phytoplankton