12-letter words containing y, o, g
- heterography — spelling different from that in current use.
- heterogynous — having females of two different kinds, one sexual and the other abortive or neuter, as ants.
- heterozygote — a hybrid containing genes for two unlike forms of a characteristic, and therefore not breeding true to type.
- heterozygous — having dissimilar pairs of genes for any hereditary characteristic.
- hieroglyphic — Also, hieroglyphical. designating or pertaining to a pictographic script, particularly that of the ancient Egyptians, in which many of the symbols are conventionalized, recognizable pictures of the things represented.
- high country — a mountainous area below the timberline; a forested mountain area.
- high polymer — a polymer composed of a large number of monomers.
- high society — society (def 9).
- high wycombe — a town in S central England, in S Buckinghamshire: furniture industry. Pop: 77 178 (2001)
- highway code — In Britain, the Highway Code is an official book published by the Department of Transport, which contains the rules which tell people how to use public roads safely.
- historiology — (obsolete) a discourse on history.
- hominy grits — grits (def 1).
- homo-zygotic — having identical pairs of genes for any given pair of hereditary characteristics.
- homozygosity — having identical pairs of genes for any given pair of hereditary characteristics.
- honey badger — ratel.
- honey fungus — an edible basidiomycetous fungus, Armillaria mellea, having a yellow-spotted cap and wrinkled stems, parasitic on the roots of woody plants, which it may kill by root rot. It spreads by thin black underground strands
- honeycombing — Present participle of honeycomb.
- honeymooning — (of a married couple) On a honeymoon.
- horrifyingly — In a horrifying manner.
- hybrid vigor — heterosis.
- hydrobiology — the study of aquatic organisms.
- hydrocooling — the process or technique of arresting the ripening of fruits and vegetables after harvesting by immersion in ice water.
- hydroecology — The study of support systems in wetlands such as the interactions between water and wildlife habitats.
- hydroforming — the production of high-octane aromatic compounds for motor fuels by catalytic reforming of naphthas in the presence of hydrogen.
- hydrogen ion — ionized hydrogen of the form H + , found in aqueous solutions of all acids.
- hydrogenated — to combine or treat with hydrogen, especially to add hydrogen to the molecule of (an unsaturated organic compound).
- hydrogenates — Third-person singular simple present indicative form of hydrogenate.
- hydrogenized — Simple past tense and past participle of hydrogenize.
- hydrogeology — the science dealing with the occurrence and distribution of underground water.
- hydrographer — the science of the measurement, description, and mapping of the surface waters of the earth, with special reference to their use for navigation.
- hydrographic — the science of the measurement, description, and mapping of the surface waters of the earth, with special reference to their use for navigation.
- hydrological — the science dealing with the occurrence, circulation, distribution, and properties of the waters of the earth and its atmosphere.
- hydrologists — Plural form of hydrologist.
- hydroplaning — a seaplane.
- hygrochastic — of or relating to the opening of a fruit or flower caused by water or moisture
- hygrographic — of or relating to a hygrograph
- hygrophilous — a plant that thrives in wet or very moist ground.
- hygrothermal — (physics) Of or pertaining to both humidity and temperature.
- hyperlogical — reasoning in accordance with the principles of logic, as a person or the mind: logical thinking.
- hypnogenesis — induction of the hypnotic state.
- hypoallergic — Hypoallergenic.
- hypogastrium — the lower and median part of the abdomen.
- hypoglycemia — an abnormally low level of glucose in the blood.
- hypoglycemic — an abnormally low level of glucose in the blood.
- hypognathous — having the lower jaw or mandible longer than the upper.
- hypogonadism — diminished hormonal or reproductive functioning in the testes or the ovaries.
- hypophrygian — (in medieval church music) of or relating to the fourth of the eight scales
- hypsographic — a branch of geography that deals with the measurement and mapping of the topography of the earth above sea level.
- hysterogenic — inducing hysteria.
- ichthyophagy — the practice of eating or subsisting on fish.