13-letter words containing y, a, h, o, i
- hypohydration — Dehydration.
- hypolipidemia — (medicine) A lower than normal concentration of lipids in the blood.
- hypometabolic — Relating to hypometabolism.
- hyponatraemia — a condition in which there is a low concentration of sodium in the blood
- hyponymically — In a hyponymic way.
- hyposexuality — A significantly low level of sexuality.
- hypostatizing — Present participle of hypostatize.
- hypothecating — Present participle of hypothecate.
- hypothecation — to pledge to a creditor as security without delivering over; mortgage.
- hypotheticals — Plural form of hypothetical.
- hypoventilate — (intransitive) To undergo hypoventilation.
- hypsometrical — Of or pertaining to hypsometry.
- hyracotherium — eohippus.
- ichthyofaunal — relating to ichthyofauna
- ichthyopsidan — a member of the class Ichthyopsida
- ichthyosaurus — ichthyosaur.
- immunotherapy — treatment designed to produce immunity to a disease or enhance the resistance of the immune system to an active disease process, as cancer.
- in the pay of — If you say that someone is in the pay of a certain person or group, you disapprove of the fact that they are being paid by and are working for that person or group, often secretly or illegally.
- in the way of — similar to, like
- inharmonicity — the quality of being inharmonic
- inhospitality — lack of hospitality; inhospitable attitude toward or treatment of visitors, guests, etc.
- isobathytherm — a line on a chart or diagram of a body of water, connecting depths having the same temperature.
- legal holiday — a public holiday established by law, during which certain work, government business, etc., is restricted.
- leigh-mallory — Sir Trafford Leigh [traf-erd lee] /ˈtræf ərd li/ (Show IPA), 1892–1944, British Air Force officer.
- literacy hour — (in England and Wales) a daily reading and writing lesson that was introduced into the national primary school curriculum in 1998 to raise standards of literacy
- logarithmancy — Divination using logarithms.
- lymphangiomas — Plural form of lymphangioma.
- lymphatolysis — destruction of lymphatic vessels or of lymphoid tissue.
- lymphoblastic — (US, cytology, immunology) Of or pertaining to a lymphoblast.
- lymphographic — of or relating to lymphography
- lymphomatosis — lymphoma spread throughout the body.
- metaphoricity — The power of a metaphor.
- monarchically — In a monarchic or monarchical fashion.
- morphemically — By means of, or in terms, of morphemes.
- musicotherapy — the treatment of mental disorders with music
- mythicization — to turn into, treat, or explain as a myth.
- mythification — to create a myth about (a person, place, tradition, etc.); cause to become a myth.
- mythographies — Plural form of mythography.
- nanochemistry — (chemistry) The synthesis, analysis and characterization of chemical compounds at the nanoscale.
- narcohypnosis — the use of drugs to induce hypnosis
- 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
- nymphomaniacs — Plural form of nymphomaniac.
- oklahoma city — a city in and the capital of Oklahoma, in the central part.
- onychophagist — the practice of biting one's nails, especially when done habitually and as a symptom of emotional disturbance.
- opisthography — the practice of writing on the front and back of a parchment or papyrus
- orchid family — the plant family Orchidaceae, characterized by terrestrial or epiphytic herbaceous plants having simple, parallel-veined, usually alternate leaves, complex and often large and showy flowers pollinated primarily by insects, and fruit in the form of a capsule containing numerous minute seeds, and including calypso, fringed orchis, lady's-slipper, pogonia, rattlesnake plantain, vanilla, as well as numerous tropical orchids such as those of the genera Cattleya, Cymbidium, Dendrobium, Phalaenopsis, and Vanda.
- orthoepically — In terms of correct pronunciation.