List of 12-letter words containing ••••••

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There are 20 twelve-letter words containing D, G, H, N, O, R and Y

ANTIHYDROGEN	• antihydrogen n. (Physics, uncountable) The antimatter equivalent of hydrogen, consisting of an antiproton and an positron… • antihydrogen n. (Physics, countable) An atom of the antimatter equivalent of hydrogen. • ANTIHYDROGEN n. an antimatter form of hydrogen.
CHONDRIFYING	• chondrifying v. Present participle of chondrify. • CHONDRIFY v. to convert, or be converted, into cartilage.
DENDROGLYPHS	• dendroglyphs n. Plural of dendroglyph. • DENDROGLYPH n. an ancient carving on a tree.
DYNAMOGRAPHS	• dynamographs n. Plural of dynamograph. • DYNAMOGRAPH n. an instrument for recording mechanical forces.
HEADSTRONGLY	• headstrongly adv. In a headstrong manner. • HEADSTRONG adv. impetuous.
HETERODYNING	• heterodyning v. Present participle of heterodyne. • HETERODYNE v. to change the frequency of (a signal) by imposing on a continuous wave another of slightly different length to produce beats.
HYDROFORMING	• hydroforming n. (Engineering) A cost-effective way of shaping malleable metals into lightweight, stiff pieces by means… • hydroforming n. (Organic chemistry) The reaction of petroleum with hydrogen. • HYDROFORMING n. the catalytic reforming of petroleum to increase the proportion of aromatic and branched-chain hydrocarbons.
HYDROGENASES	• hydrogenases n. Plural of hydrogenase. • HYDROGENASE n. an enzyme that catalyzes hydrogen formation in certain microorganisms.
HYDROGENATED	• hydrogenated v. Simple past tense and past participle of hydrogenate. • hydrogenated adj. That has been treated, or reacted with hydrogen; especially describing a saturated fat so obtained from… • HYDROGENATE v. to combine or treat with hydrogen.
HYDROGENATES	• hydrogenates v. Third-person singular simple present indicative form of hydrogenate. • HYDROGENATE v. to combine or treat with hydrogen.
HYDROGENATOR	• hydrogenator n. (Chemistry) A device that hydrogenates. • HYDROGENATOR n. an agent that hydrogenates.
HYDROGENISED	• hydrogenised v. Simple past tense and past participle of hydrogenise. • HYDROGENISE v. to hydrogenate, also HYDROGENIZE.
HYDROGENISES	• hydrogenises v. Third-person singular simple present indicative form of hydrogenise. • HYDROGENISE v. to hydrogenate, also HYDROGENIZE.
HYDROGENIZED	• hydrogenized v. Simple past tense and past participle of hydrogenize. • HYDROGENIZE v. to hydrogenate, also HYDROGENISE.
HYDROGENIZES	• hydrogenizes v. Third-person singular simple present indicative form of hydrogenize. • HYDROGENIZE v. to hydrogenate, also HYDROGENISE.
HYDROPLANING	• hydroplaning v. Present participle of hydroplane. • hydroplaning n. (Automotive, US, Canada) The loss of contact with the road because of surface water. The act of aquaplaning. • HYDROPLANE v. to travel by hydroplane, a light, flat-bottomed motorboat.
MONOHYDROGEN	• monohydrogen n. (Chemistry, in combination) A single hydrogen atom in a compound. • MONOHYDROGEN adj. designating compounds containing one hydrogen atom or ion for each combining radical or ion, e.g. disodium monohydrogen orthophosphate.
ODONTOGRAPHY	• odontography n. A scientific description of the teeth. • ODONTOGRAPHY n. a description or history of teeth.
OXYHYDROGENS	• OXYHYDROGEN n. a mixture of hydrogen and oxygen used to provide an intense flame for welding.
PARAHYDROGEN	• parahydrogen n. (Physics) The form of the hydrogen molecule (H₂) in which the two nuclei have antiparallel spin; about… • PARAHYDROGEN n. a spin isomer of hydrogen.

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the WikWik.org and 1Word.ws.

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English Wiktionary: 78 words
Scrabble in French: 14 words
Scrabble in Spanish: no word
Scrabble in Italian: 1 word
Scrabble in German: no word
Scrabble in Romanian: no word

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