10-letter words containing y, o
- hydrotheca — the part of the perisarc covering a hydranth.
- hydrotrope — (chemistry) A compound that solubilizes hydrophobic compounds in aqueous solutions.
- hydroxides — Plural form of hydroxide.
- hydroxylic — (chemistry) Of, pertaining to, or containing hydroxyl groups.
- hydrozoans — Plural form of hydrozoan.
- hyetograph — a map or chart showing the average rainfall for the localities represented.
- hyetometer — an instrument used to measure rainfall
- hygiaphone — a glass screen through which an employee may speak to members of the public, eg at a ticket office
- hygrochasy — the opening of a fruit or flower caused by water or moisture
- hygrograph — a self-recording hygrometer.
- hygrometer — any instrument for measuring the water-vapor content of the atmosphere.
- hygrometry — the branch of physics that deals with the measurement of the humidity of air and gases.
- hygrophobe — a plant that grows best with little or no moisture
- hygrophyte — a plant that thrives in wet or very moist ground.
- hygroscope — an instrument that indicates the approximate humidity of the air.
- hygroscopy — The ability of a substance to attract and hold water molecules from the surrounding environment.
- hylotheism — any philosophical doctrine identifying a god or gods with matter.
- hylotheist — an adherent of hylotheism
- hylotomous — (of insects) wood-cutting or wood-boring
- hylotropic — (of a substance) capable of undergoing a change in phase, as from a liquid to a gas, with no change in the original proportions of its constituents.
- hylozoical — characterized by the theory that all matter possesses life or that life is an essential property of matter
- hymenotomy — incision of the hymen.
- hymnodists — Plural form of hymnodist.
- hyoid bone — the horseshoe-shaped bone that lies at the base of the tongue and above the thyroid cartilage or a corresponding bone or group of bones in other vertebrates
- hyoplastra — the second foremost pair of plastral bones in a turtle
- hyoscyamus — the dried leaves, with or without the tops, of the henbane, Hyoscyamus niger, containing the alkaloids hyoscyamine and scopolamine, used in medicine.
- hypaethron — a part of a building or court which is open to the sky
- hyperbaton — the use, especially for emphasis, of a word order other than the expected or usual one, as in “Bird thou never wert.”.
- hyperbolas — Plural form of hyperbola.
- hyperboles — Plural form of hyperbole.
- hyperbolic — having the nature of hyperbole; exaggerated.
- hyperchaos — (mathematics) A form of chaotic behaviour with at least two positive Lyapunov exponents.
- hyperfocal — relating to the distance beyond which a lens can be focused to produce satisfactory image quality
- hypergolic — (especially of rocket-fuel propellant constituents) igniting spontaneously upon contact with a complementary substance.
- hyperlocal — relating to or focused on a very small geographical community, as a neighborhood: hyperlocal news websites; hyperlocal advertising.
- hypernovae — Plural form of hypernova.
- hyperoodon — (zoology) A whale in the genus Hyperoodon of the order Cetacea, comprising both species of bottlenose whale.
- hyperosmia — an abnormally acute sense of smell.
- hyperosmic — Of, pertaining to, or affected by hyperosmia.
- hyperoxide — superoxide.
- hyperploid — having a chromosome number that is greater than but not a multiple of the diploid number.
- hyperpnoea — abnormally deep or rapid respiration.
- hyperpower — an extremely powerful state that dominates all other states in every sphere of activity
- hypersonic — noting or pertaining to speed that is at least five times that of sound in the same medium.
- hypertonia — increased rigidity, tension, and spasticity of the muscles.
- hypertonic — Physiology. of or relating to hypertonia.
- hypertoxic — of, pertaining to, affected with, or caused by a toxin or poison: a toxic condition.
- hypervisor — (computing) A software and/or firmware system that provides a virtual machine and allows it to operate directly on underlying hardware (instead of via emulation), but within specified constraints.
- hyphenator — One who, or that which, hyphenates.
- hyphopodia — (in a fungus) a specialized hyphal branch, composed of one or two usually lobed cells, serving for attachment and for the absorption of food.