13-letter words containing h, e, y, n
- neurosyphilis — Syphilis that involves the central nervous system.
- night journey — the journey in which Muhammad was carried from Mecca to Jerusalem and ascended into heaven.
- ninety-eighth — next after the ninety-seventh; being the ordinal number for 98.
- ninety-fourth — next after the ninety-third; being the ordinal number for 94.
- nithiocyamine — Amoscanate.
- nonhaemolytic — relating to a transfusion reaction in which the red blood cells survive
- nonhereditary — passing, or capable of passing, naturally from parent to offspring through the genes: Blue eyes are hereditary in our family. Compare congenital.
- nonhysterical — not hysterical or funny
- norethynodrel — a progestin, C 2 0 H 2 6 O 2 , used in combination with an estrogen in some oral contraceptives.
- north by east — a point on the compass 11°15′ east of north. Abbreviation: NbE.
- north by west — a point on the compass 11°15′ west of north. Abbreviation: NbW.
- northeasterly — of or located in the northeast.
- northwesterly — Situated in, or pointing to, the northwest.
- nosogeography — the study of the geographical causes and distribution of diseases.
- number theory — the study of integers and their relation to one another.
- nursery rhyme — a short, simple poem or song for very young children, as Hickory Dickory Dock.
- nymphaeaceous — belonging to the Nymphaeaceae, the water lily family of plants.
- on every hand — on all sides; in all directions
- onychorrhexis — (pathology) fingernail and toenail brittleness and breakage, such as may be due to excessive strong soap and water exposure, nail polish remover, hypothyroidism, anemia, anorexia nervosa or bulimia, or after oral retinoid therapy.
- openheartedly — Alt form open-heartedly.
- openmouthedly — in a manner filled with amazement and wonder
- orange roughy — a marine food fish, Hoplosthenus atlanticus, of S Pacific waters
- 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.
- orthohydrogen — the form of molecular hydrogen in which the nuclei of the two hydrogen atoms contained in the molecule have spins in the same direction.
- orthopyroxene — a member of the pyroxene group of minerals having an orthorhombic crystal structure, such as enstatite and hypersthene
- oxyhemoglobin — the oxygen-carrying pigment of red blood cells that gives them their red color and serves to convey oxygen to the tissues: occurs in reduced form (deoxyhemoglobin) in venous blood and in combination with oxygen (oxyhemoglobin) in arterial blood. Symbol: Hb.
- paleethnology — (formerly) the branch of ethnology concerned with the earliest or most primitive human societies.
- parasynthesis — the formation of a word by the addition of a derivational suffix to a phrase or compound, as of greathearted, which is great heart plus -ed.
- parasynthetic — the formation of a word by the addition of a derivational suffix to a phrase or compound, as of greathearted, which is great heart plus -ed.
- parasyntheton — a word formed by parasynthesis; for example, kind-hearted
- parry channel — a water channel in N Canada running between Baffin Bay on the E and the Arctic Ocean on the W: separates the Queen Elizabeth Islands (N) from the rest of the Arctic Archipelago.
- parthenocarpy — the production of fruit without fertilization of an egg in the ovary.
- party machine — the internal organization of a political party, which decides its policies and directs its activities
- pathogenicity — the disease-producing capacity of a pathogen.
- penny pincher — a miserly, niggardly, or stingy person.
- penny whistle — a type of flageolet with six finger holes, esp a cheap one made of metal
- penny-pincher — a miserly, niggardly, or stingy person.
- pennyfarthing — a high bicycle of an early type, with one large wheel in front and one small wheel behind.
- pharyngealize — to pronounce with pharyngeal coarticulation.
- pharyngectomy — excision of part or all of the pharynx.
- pharyngoscope — an instrument for inspecting the pharynx.
- phencyclidine — an anesthetic drug, C 1 7 H 2 5 N, used as an animal tranquilizer: also widely used in several forms as an illicit hallucinogen.
- phenomenality — highly extraordinary or prodigious; exceptional: phenomenal speed.
- phenomenology — the study of phenomena.
- phenoxy resin — any of a class of resins derived from polyhydroxy ethers
- phenylalanine — a crystalline, water-soluble, essential amino acid, C 6 H 5 CH 2 CH(NH 2)COOH, necessary to the nutrition of humans and most animals, obtained chiefly from egg white or skim milk. Symbol: F. Abbreviation: Phe;
- phenylbenzene — biphenyl.
- phenylephrine — an alpha-adrenergic stimulant, C 1 9 H 1 3 NO 2 , used chiefly as a nasal decongestant.
- phenylic acid — phenol (def 1).