16-letter words containing a, h, o
- gynandromorphous — an individual exhibiting morphological characteristics of both sexes.
- gyratory crusher — A gyratory crusher is a crusher in which a cone-shaped rod rotates in a cone-shaped bowl.
- haemochromatosis — (British spelling) alternative spelling of hemochromatosis.
- haemodynamically — from a hemodynamic point of view
- hair conditioner — a substance used, often after shampooing, to detangle and improve the condition of the hair. Like shampoo, it is applied to wet hair and then rinsed out after applying.
- hairy woodpecker — a North American woodpecker, Picoides villosus, resembling but larger than the downy woodpecker.
- half life period — Physics. the time required for one half the atoms of a given amount of a radioactive substance to disintegrate.
- half-blind joint — a corner dovetail joint visible on one face only.
- hamadryas baboon — a baboon, Papio (Comopithecus) hamadryas, of Ethiopia, the male of which has a mantle of long, dark hair about the head and shoulders: held sacred by the ancient Egyptians.
- hamiltonian path — Hamiltonian problem
- hamiltonian tour — Hamiltonian problem
- hammer and tongs — with great vigor, determination, or vehemence: When he starts a job he goes at it hammer and tongs.
- hang around with — to associate or socialize with
- hanging wardrobe — a wardrobe containing a rail with a large amount of space underneath, so that clothes can be hung on hangers placed onto the rail
- hard put (to it) — having considerable difficulty or trouble
- hard rock mining — (loosely) of or relating to igneous or metamorphic rocks, as in mining (hard-rock mining) and geology (hard-rock geology)
- hard times token — any of a series of U.S. copper tokens, issued 1834–41, bearing a political inscription or advertising message and serving as currency during coin shortages.
- hard-packed snow — snow which becomes very firmly packed as it becomes refrozen due to cold weather conditions rather than melting
- hardrock geology — (loosely) of or relating to igneous or metamorphic rocks, as in mining (hard-rock mining) and geology (hard-rock geology)
- hare's-foot fern — a fern, Polypodium aureum, of tropical America, having a brown, scaly rootstock and green or deep bluish-green fronds.
- harvey firestone — Harvey Samuel, 1868–1938, U.S. industrialist and rubber manufacturer.
- haussmannization — Georges Eugène [zhawrzh œ-zhen] /ʒɔrʒ œˈʒɛn/ (Show IPA), Baron, 1809–91, French administrator who improved the landscaping, street designs, and utilities systems of Paris.
- have a big mouth — to speak indiscreetly, loudly, or excessively
- have a good time — enjoy yourself, have fun
- have a word with — discuss
- have been around — be experienced
- have no business — an occupation, profession, or trade: His business is poultry farming.
- have no time for — not tolerate
- have sb to thank — If you say that you have someone to thank for something, you mean that you are grateful to them because they caused it to happen.
- have the drop on — a small quantity of liquid that falls or is produced in a more or less spherical mass; a liquid globule.
- have the edge on — to have a slight advantage or superiority over
- have the wood on — to have an advantage over
- hawthorne effect — a positive change in the performance of a group of persons taking part in an experiment or study due to their perception of being singled out for special consideration.
- hayes-compatible — (communications) A description of a modem which understands the same set of commands as one made by Hayes.
- head normal form — (theory, reduction) (HNF) A term describing a lambda expression whose top level is either a variable, a data value, a built-in function applied to too few arguments, or a lambda abstraction whose body is not reducible. I.e. the top level is neither a redex nor a lambda abstraction with a reducible body. An expression in HNF may contain redexes in argument postions whereas a normal form may not. Compare Weak Head Normal Form.
- head post office — the main post office in a town
- headed notepaper — notepaper headed with the name and address of a person or organization
- health authority — a government agency that is responsible for NHS care in a particular area
- health education — education that aims to give people the information they need to live healthily
- health food shop — a shop which sells health foods
- health inspector — a public employee who inspects places such as restaurants, shops, factories etc to make sure they are hygienic and do not pose any dangers to health
- health-conscious — having an active interest in one's health
- healthcare proxy — a legal document in which a person can appoint someone to make decisions about medical treatment in the event that he or she is no longer mentally competent or able to communicate.
- heat of reaction — the heat evolved or absorbed when one mole of a product is formed at constant pressure
- heat of solution — the heat evolved or absorbed when one mole of a substance dissolves completely in a large volume of solvent
- heat prostration — heat exhaustion.
- heliotherapeutic — Pertaining to heliotherapy.
- hell for leather — If you say that someone is going hell for leather, you are emphasizing that they are doing something or are moving very quickly and perhaps carelessly.
- hell-for-leather — characterized by reckless determination or breakneck speed: The sheriff led the posse in a hell-for-leather chase.
- hemagglutination — the clumping of red blood cells.