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List of 15-letter words containing

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There are 20 fifteen-letter words containing A, 3E, O, T and Y

ARCHAEOPTERYXESarchaeopteryxes n. Plural of archaeopteryx.
ARCHAEOPTERYX n. a Jurassic fossil bird of the Archaeopteryx genus, with a long bony tail, sharp-toothed jaws, and wings bearing three clawed digits.
BROKENHEARTEDLYbrokenheartedly adv. In a brokenhearted manner.
broken-heartedly adv. Alternative form of brokenheartedly.
BROKENHEARTED adv. greatly depressed or hurt.
CENOGENETICALLYCENOGENETIC adv. relating to cenogenesis, also CAENOGENETIC, CAINOGENETIC.
CYANOACETYLENEScyanoacetylenes n. Plural of cyanoacetylene.
CYANOACETYLENE n. a large and complex organic molecule found in interstellar clouds.
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.
DAGUERREOTYPERSdaguerreotypers n. Plural of daguerreotyper.
DAGUERREOTYPER n. one who develops daguerreotypes, also DAGUERREOTYPIST.
DAGUERREOTYPIESDAGUERREOTYPY n. the art of daguerreotyping.
DEVELOPMENTALLYdevelopmentally adv. In terms of development.
DEVELOPMENTAL adv. relating to development.
ELECTROANALYSESelectroanalyses n. Plural of electroanalysis.
ELECTROANALYSIS n. electrochemical analysis.
ELECTRODIALYSESelectrodialyses n. Plural of electrodialysis.
ELECTRODIALYSIS n. the use of an electric field to speed up membranal diffusion.
ELECTROVALENTLYELECTROVALENT adv. relating to union within a chemical compound achieved by transfer of electrons.
ELEUTHERODACTYLELEUTHERODACTYL n. of birds, having the hind toe free.
HAEMACYTOMETERShaemacytometers n. Plural of haemacytometer.
HAEMACYTOMETER n. an apparatus for counting the number of cells in a quantity of blood, typically consisting of a graduated pipette for drawing and diluting, also HEMACYTOMETER.
HAEMOCYTOMETERShaemocytometers n. Plural of haemocytometer.
HAEMOCYTOMETER n. an apparatus for counting the number of cells in a quantity of blood, typically consisting of a graduated pipette for drawing and diluting, also HEMOCYTOMETER.
HETEROCERCALITYheterocercality n. The quality of being heterocercal.
HETEROCERCALITY n. the state of being heterocercal, also HETEROCERCY.
HETEROSEXUALITYheterosexuality n. The state of being sexually and romantically attracted primarily or exclusively to persons of the opposite sex.
heterosexuality n. Sexual activity with a person of the opposite sex.
HETEROSEXUALITY n. the state of being heterosexual.
KENOGENETICALLYKENOGENETIC adv. related to kenogenesis.
MEGAGAMETOPHYTEmegagametophyte n. (Biology) Any gametophyte that develops from a megaspore.
megagametophyte n. (Biology) A female gametophyte.
MEGAGAMETOPHYTE n. the gametophyte developing vegetatively from the megaspore of a heterosporous plant.
OVEREXUBERANTLYoverexuberantly adv. In an overexuberant manner.
PYRETOTHERAPIESPYRETOTHERAPY n. medical treatment by causing fever.

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 1Word.ws and WikWik.org.

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See this list for:

  • English Wiktionary: 199 words
  • Scrabble in French: 32 words
  • Scrabble in Spanish: 2 words
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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