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List of 12-letter words containing

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There are 15 twelve-letter words containing 3E, H, L, T and Y

ACETALDEHYDEacetaldehyde n. (Organic chemistry) An organic compound, (CH3CHO). Sometimes called ethanal or acetic aldehyde. See…
ACETALDEHYDE n. a chemical compound.
AETHEREALITYAETHEREALITY n. the state of being aethereal.
CYBERATHLETEcyberathlete n. (Dated) One who competes professionally in video game tournaments.
CYBERATHLETE n. a professional player of computer games.
DEMETHYLATEDdemethylated v. Simple past tense and past participle of demethylate.
demethylated adj. (Chemistry) That has been subjected to demethylation.
DEMETHYLATESdemethylates v. Third-person singular simple present indicative form of demethylate.
EIGHTEENTHLYeighteenthly adv. In the eighteenth place; eighteenth in a row.
EIGHTEENTH adv. number eighteen in sequence.
EPHEMERALITYephemerality n. (Uncountable) The state or condition of being ephemeral; transience.
ephemerality n. (Countable) Something that is ephemeral.
EPHEMERALITY n. the state of being ephemeral.
ETHYLBENZENEethylbenzene n. (Organic chemistry) The hydrocarbon C6H5-CH2CH3 that is used in the production of styrene.
ETHYLBENZENE n. a liquid aromatic hydrocarbon used chiefly in the manufacture of styrene.
HETEROCYCLESheterocycles n. Plural of heterocycle.
HETEROCYCLE n. a ring composed of atoms of more than one kind.
HETEROSTYLEDheterostyled adj. (Botany) Having styles of two or more distinct forms or lengths.
HETEROSTYLED adj. having styles of different length in different flowers, also HETEROSTYLOUS.
METALDEHYDESMETALDEHYDE n. a polymer of acetaldehyde.
NEPHELOMETRYnephelometry n. (Analytical chemistry) The measurement of the concentration of a solution, suspension or dispersion…
nephelometry n. (Immunology) A technique used to determine the levels of antibodies or antigens in a suspension, based…
NEPHELOMETRY n. the measurement of the cloudiness of liquids.
NINETEENTHLYnineteenthly adv. In nineteenth place; nineteenth in a row.
nineteenthly n. (Archaic) One of numerous points in a long sermon.
NINETEENTHLY n. a nineteenth thing in sequence.
POLYETHYLENEpolyethylene n. (Organic chemistry) A polymer consisting of many ethylene monomers bonded together; used for kitchenware…
POLYETHYLENE n. a generic name for certain thermoplastics, polymers of ethylene, also POLYTHENE.
TRIMETHYLENEtrimethylene n. (Organic chemistry) A gaseous hydrocarbon, C3H6, isomeric with propylene and obtained from it indirectly.
TRIMETHYLENE n. another name for cyclopropane.

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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See this list for:

  • English Wiktionary: 63 words
  • Scrabble in French: 11 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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