9-letter words containing a, n, y, d
- hydantoin — a colorless, needlelike, crystalline compound, C 3 H 4 N 2 O 2 , used in the synthesis of pharmaceutical substances and resins.
- hydramine — an amine derived from a glycol in which one hydroxyl is replaced by an amino group.
- 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.
- hydranths — Plural form of hydranth.
- hydrating — Present participle of hydrate.
- 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.
- 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 .
- hydrolant — an urgent warning of navigational dangers in the Atlantic Ocean, issued by the U.S. Navy Hydrographic Office.
- hydronaut — a person trained to work in deep-sea vessels for research and rescue purposes.
- 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.
- inaudibly — not audible; incapable of being heard.
- invalidly — not valid; without force or foundation; indefensible.
- jim-dandy — of superior quality; excellent: a jim-dandy sports car.
- junkyards — Plural form of junkyard.
- kandinsky — Wassily [vas-uh-lee] /ˈvæs ə li/ (Show IPA), or Vasili [vas-uh-lee,, vuh-sil-ee;; Russian vuh-syee-lyee] /ˈvæs ə li,, vəˈsɪl i;; Russian vʌˈsyi lyi/ (Show IPA), 1866–1944, Russian painter.
- kayibanda — Grégoire [grey-gwahr;; French grey-gwar] /greɪˈgwɑr;; French greɪˈgwar/ (Show IPA), 1924–76, president of the Republic of Rwanda 1962–73.
- lady fern — a fern, Athyrium filix-femina, having delicate, feathery fronds.
- languidly — lacking in vigor or vitality; slack or slow: a languid manner.
- learnedly — In an educated and knowledgable manner.
- legendary — of, relating to, or of the nature of a legend.
- lunar day — a division of time that is equal to the elapsed time between two consecutive returns of the same terrestrial meridian to the moon.
- 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.
- main yard — a yard for a square mainsail.
- manawydan — a brother of Bran, Efnisien, and Branwen, and the second husband of Rhiannon: he rescued Pryderi from enchantments cast upon him by Llwyd.
- mandatary — a person or nation holding a mandate.
- mandatory — authoritatively ordered; obligatory; compulsory: It is mandatory that all students take two years of math.
- mandylion — a loose garment formerly worn over armour
- maudlinly — In a maudlin fashion.
- mendacity — the quality of being mendacious; untruthfulness; tendency to lie.
- 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.
- mordantly — sharply caustic or sarcastic, as wit or a speaker; biting.
- mundanely — common; ordinary; banal; unimaginative.
- mundanity — the condition or quality of being mundane; mundaneness.
- nagyvarad — Hungarian name of Oradea.
- naturedly — (in combinations) With a certain nature, in a certain manner.
- naugahyde — a brand of synthetic leather made from vinyl-coated fabric
- navy yard — a government dockyard where naval ships are built, repaired, and fitted out, and naval supplies and munitions are laid up.
- niggardly — reluctant to give or spend; stingy; miserly.
- non-dairy — not containing any milk or cream
- nonsteady — not steady or stable; unsteady
- nyasaland — former name of Malawi (def 1).
- nymphalid — a butterfly of the family Nymphalidae, comprising the brush-footed butterflies.
- ordinally — of or relating to an order, as of animals or plants.
- parodying — a humorous or satirical imitation of a serious piece of literature or writing: his hilarious parody of Hamlet's soliloquy.
- pendantly — in the shape or manner of a pendant