12-letter words containing u, d, o
- dry mounting — the technique of fastening a print, photograph, or the like to a board by using a heated thermoplastic tissue as an adhesive.
- dry tortugas — a group of eight coral islands at the entrance to the Gulf of Mexico: part of Florida
- dryopithecus — an extinct genus of generalized hominoids that lived in Europe and Africa during the Miocene Epoch and whose members are characterized by small molars and incisors.
- dual-control — having dual controls
- dual-purpose — serving two functions.
- duck-shoving — the evasion of responsibility by someone
- ductile iron — any of various cast irons strengthened by having the graphite content in the form of nodules rather than flakes, and containing cerium or magnesium as well as other additives.
- duke of alba — Duke of, Alva, Fernando Alvarez de Toledo.
- dulcet tones — People often use the expression dulcet tones to refer to someone's voice.
- dumbfounding — Present participle of dumbfound.
- dumbing down — the act or process of making something less intellectually demanding; a pejorative use
- dumortierite — a mineral, aluminum borosilicate.
- duodecastyle — dodecastyle.
- duodecennial — relating to twelve years
- duodecillion — a cardinal number represented in the U.S. by 1 followed by 39 zeros, and in Great Britain by 1 followed by 72 zeros.
- duodenectomy — a complete or incomplete removal of the duodenum
- duplex house — a house having separate apartments for two families, especially a two-story house having a complete apartment on each floor and two separate entrances.
- duplications — Plural form of duplication.
- dusky grouse — blue grouse.
- dust counter — any instrument used to measure the size and number of dust particles per unit volume in the atmosphere.
- dust-to-dust — (of the environmental impact of a manufactured item) taking into account all phases of the item's existence from construction to eventual disposal
- dusty clover — a bush clover, Lespedeza capitata.
- dutch borneo — the former name of the southern and larger part of the island of Borneo: now part of Indonesia.
- dutch clover — white clover.
- dutch harbor — a U.S. naval base on Unalaska Island, in the Aleutian Islands.
- duty of care — the legal obligation to safeguard others from harm while they are in your care, using your services, or exposed to your activities
- duty officer — In the police or armed forces, a duty officer is an officer who is on duty at a particular time.
- dysfunctions — Plural form of dysfunction.
- echo sounder — a sonar instrument that uses echolocation to measure depths under water.
- edaphosaurus — Any of several dinosaurs of the family Edaphosauridae, from the Carboniferous and Permian periods, that had a distinctive dorsal sail or crest.
- educationese — the jargon associated with the field of education.
- educationist — a specialist in the theory and methods of education.
- edulcorating — Present participle of edulcorate.
- edulcoration — (rare) A sweetening.
- edulcorative — edulcorant
- egads button — a switch that triggers the destruction in flight of a malfunctioning missile.
- eggdrop soup — a soup made by stirring beaten eggs into a simmering broth.
- eisteddfodau — Plural form of eisteddfod.
- electrocuted — Simple past tense and past participle of electrocute.
- elucidations — Plural form of elucidation.
- endeavouring — Present participle of endeavour.
- endogenously — In an endogenous manner.
- endonuclease — An enzyme that cleaves a polynucleotide chain by separating nucleotides other than the two end ones.
- endophyllous — enclosed in a leaf or sheath
- endovascular — Within a blood vessel.
- ethosuximide — A particular anticonvulsant drug.
- eunuchoidism — A syndrome in males with a lack of sex characteristics due to lack of proper male sex hormones.
- expostulated — Simple past tense and past participle of expostulate.
- face down/up — If someone or something is face down, their face or front points downwards. If they are face up, their face or front points upwards.
- fardel-bound — (of ruminants) having the food impacted in the third compartment of the stomach; costive; constipated.