9-letter words containing h, e, y, d, a
- hydrangea — any shrub belonging to the genus Hydrangea, of the saxifrage family, several species of which are cultivated for their large, showy flower clusters of white, pink, or blue.
- hydrazide — (chemistry) any compound derived from an oxoacid by replacing the hydroxide group with -NHNH2 or derived forms -NRNR2.
- hydrazine — Also called diamine. a colorless, oily, fuming liquid, N 2 H 4 , that is a weak base in solution and forms a large number of salts resembling ammonium salts: used chiefly as a reducing agent and a jet-propulsion fuel.
- hydrazone — any of a class of compounds containing the group >C=NNH 2 .
- hydrolase — an enzyme that catalyzes hydrolysis.
- hydrovane — a vane on a seaplane conferring stability on water (a sponson) or facilitating take off (a hydrofoil)
- hyperacid — Highly acidic.
- hyperarid — being without moisture; extremely dry; parched: arid land; an arid climate.
- hypercard — A software package by Bill Atkinson for storage and retrieval of information on the Macintosh. It can handle images and is designed for browsing. The powerful customisable interactive user interface allows new applications to be easily constructed by manipulating objects on the screen, often without conventional programming, though the language HyperTalk can be used for more complex tasks.
- hypoderma — hypodermis.
- hywel dda — known as Hywel the Good. died 950 ad, Welsh prince. He united S and N Wales and codified Welsh law
- iechyd da — a drinking toast; good health; cheers
- media-shy — reluctant to appear in the mass media
- naugahyde — a brand of synthetic leather made from vinyl-coated fabric
- pachyderm — any of the thick-skinned, nonruminant ungulates, as the elephant, hippopotamus, and rhinoceros.
- parchedly — in a parched manner
- poppyhead — a finial or other ornament, often richly carved, as the top of the upright end of a bench or pew.
- rehydrate — to restore moisture or fluid to (something dehydrated).
- semihardy — partially hardy; able to survive moderately low temperatures: semihardy plants.
- shadberry — the fruit of a shadbush.
- the daddy — the supreme or finest example
- year head — a senior teacher who is responsible for a year in a secondary school