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List of 15-letter words containing

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There are 13 fifteen-letter words containing A, C, D, E, N, P and Y

CYCLOPENTADIENEcyclopentadiene n. (Organic chemistry) an unsaturated alicyclic hydrocarbon, C5H6; it forms complexes with some transition…
CYCLOPENTADIENE n. a colourless liquid unsaturated cyclic hydrocarbon obtained in the cracking of petroleum hydrocarbons and the distillation of coal tar, used in the manufacture of plastics and insecticides.
CYPROHEPTADINEScyproheptadines n. Plural of cyproheptadine.
CYPROHEPTADINE n. a powerful antihistamine drug used to treat allergies.
ENCYCLOPAEDICALencyclopaedical adj. Of or pertaining to encyclopaediae.
encyclopædical adj. Archaic spelling of encyclopaedical.
ENCYCLOPAEDICAL adj. of or relating to an encyclopedia; comprehensive; full of information, also ENCYCLOPEDIC, ENCYCLOPEDICAL.
ENCYCLOPAEDISMSENCYCLOPAEDISM n. the compiling of encyclopaedias, also ENCYCLOPEDISM.
ENCYCLOPAEDISTSencyclopaedists n. Plural of encyclopaedist.
encyclopædists n. Plural of encyclopædist.
ENCYCLOPAEDIST n. one who compiles encyclopaedias, also ENCYCLOPEDIST.
HYPOCHONDRIASEShypochondriases n. Plural of hypochondriasis.
HYPOCHONDRIASIS n. morbid concern about one's health esp. when accompanied by delusions of physical disease.
PENTADACTYLISMSPENTADACTYLISM n. the state of being pentadactylic.
PERIODONTICALLYPERIODONTIC adv. relating to periodontia, the branch of dentistry concerned with periodontal diseases.
PERPENDICULARLYperpendicularly adv. In a perpendicular manner.
PERPENDICULAR adv. at right angles to a line or plane.
PLATINOCYANIDESplatinocyanides n. Plural of platinocyanide.
PLATINOCYANIDE n. a fluorescent complex salt formed by the union of a compound of platinum and cyanide with another cyanide.
POLYCHLORINATEDpolychlorinated adj. (Chemistry) Having many hydrogen atoms replaced by chlorine.
POLYCHLORINATED adj. as in polychlorinated biphenyl.
PSEUDOPREGNANCYpseudopregnancy n. Pseudocyesis or false pregnancy.
pseudopregnancy n. The persistence of the corpus luteum following infertile copulation in some mammals.
PSEUDOPREGNANCY n. false pregnancy.
UNANTICIPATEDLYunanticipatedly adv. Without being anticipated; unexpectedly.
UNANTICIPATED adv. not anticipated.

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: 151 words
  • Scrabble in French: 9 words
  • Scrabble in Spanish: 1 word
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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