9-letter words containing d, a, y, o
- hydration — any of a class of compounds containing chemically combined water. In the case of some hydrates, as washing soda, Na 2 CO 3 ⋅10H 2 O, the water is loosely held and is easily lost on heating; in others, as sulfuric acid, SO 3 ⋅H 2 O, or H 2 SO 4 , it is strongly held as water of constitution.
- hydrazoic — noting or pertaining to hydrazoic acid; triazoic.
- hydrazone — any of a class of compounds containing the group >C=NNH 2 .
- hydrocast — a process in which water is collected at various depths in a device with bottles clamped together, providing data on differing water characteristics.
- hydrolant — an urgent warning of navigational dangers in the Atlantic Ocean, issued by the U.S. Navy Hydrographic Office.
- hydrolase — an enzyme that catalyzes hydrolysis.
- hydronaut — a person trained to work in deep-sea vessels for research and rescue purposes.
- hydrosoma — hydrosome.
- hydrostat — an electrical device for detecting the presence of water, as from overflow or leakage.
- hydrovane — a vane on a seaplane conferring stability on water (a sponson) or facilitating take off (a hydrofoil)
- hydrozoan — any freshwater or marine coelenterate of the class Hydrozoa, including free-swimming or attached types, as the hydra, in which one developmental stage, either the polyp or medusa, is absent, and colonial types, as the Portuguese man-of-war, in which both medusa and polyp stages are present in a single colony.
- hypnoidal — characterizing a state that resembles mild hypnosis but that is usually induced by other than hypnotic means.
- hypoderma — hypodermis.
- idiocracy — Government that is based upon abstract theory.
- idiocrasy — idiosyncrasy.
- idiolatry — Autolatry, or self worship.
- idiopathy — a disease not preceded or occasioned by any known morbid condition.
- idolatory — Misspelling of idolatry.
- jam today — the principle of living for the moment
- keyboards — Plural form of keyboard.
- kzyl-orda — a city in S Kazakhstan, on the Syr Darya.
- labor day — (in the U.S.) a legal holiday, commonly the first Monday in September, in honor of labor.
- ladyloves — Plural form of ladylove.
- laudatory — containing or expressing praise: overwhelmed by the speaker's laudatory remarks.
- mad money — a small sum of money carried or kept in reserve for minor expenses, emergencies, or impulse purchases.
- main body — the hull, as distinguished from the rest of a ship.
- mandatory — authoritatively ordered; obligatory; compulsory: It is mandatory that all students take two years of math.
- mandylion — a loose garment formerly worn over armour
- martyrdom — the condition, sufferings, or death of a martyr.
- mediatory — pertaining to mediation.
- modularly — In a modular manner.
- molybdate — a salt of any molybdic acid.
- mondayize — to move (a statutory holiday, such as the Queen's birthday) to the nearest Monday in order to secure a long weekend
- monoandry — The practice of having one husband at the same time.
- mooseyard — an area of trodden snow where moose spend the winter
- mordacity — biting or given to biting.
- mordantly — sharply caustic or sarcastic, as wit or a speaker; biting.
- myocardia — the muscular substance of the heart.
- myriapods — Plural form of myriapod.
- myxoedema — a condition characterized by thickening of the skin, blunting of the senses and intellect, and labored speech, associated with hypothyroidism.
- non-dairy — not containing any milk or cream
- nonsteady — not steady or stable; unsteady
- oedipally — in an oedipal manner
- old harry — Older Use. the devil; Satan.
- olympiads — Plural form of olympiad.
- ordinally — of or relating to an order, as of animals or plants.
- outplayed — Simple past tense and past participle of outplay.
- outstayed — Simple past tense and past participle of outstay.
- outwardly — as regards appearance or outward manifestation: outwardly charming; outwardly considerate.
- paedology — the study of the character, growth, and development of children