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List of 15-letter words containing

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There are 19 fifteen-letter words containing I, 2L, R, 2S and Y

ASTROPHYSICALLYastrophysically adv. With regard to astrophysics.
ASTROPHYSICAL adv. relating to astrophysics.
CONGRESSIONALLYcongressionally adv. By a congress; often specifically by the United States Congress.
CONGRESSIONAL adv. relating to congress.
CRYSTALLINITIEScrystallinities n. Plural of crystallinity.
CRYSTALLINITY n. the quality of being crystalline.
CRYSTALLISATIONcrystallisation n. (Britain) Alternative spelling of crystallization.
CRYSTALLISATION n. the process of crystallising, also CRYSTALISATION, CRYSTALIZATION, CRYSTALLIZATION.
CYLINDRICALNESScylindricalness n. The state of being cylindrical.
CYLINDRICAL n. shaped like a cylinder, also CYLINDRIC.
DISRESPECTFULLYdisrespectfully adv. In a disrespectful manner; with a lack of respect.
DISRESPECTFUL adv. showing a lack of respect.
ELECTROANALYSISelectroanalysis n. (Physics, chemistry) Any of several electrochemical forms of analysis.
ELECTROANALYSIS n. electrochemical analysis.
ELECTRODIALYSESelectrodialyses n. Plural of electrodialysis.
ELECTRODIALYSIS n. the use of an electric field to speed up membranal diffusion.
ELECTRODIALYSISelectrodialysis n. A form of dialysis in which the rate is increased by the presence of an electric potential across the…
ELECTRODIALYSIS n. the use of an electric field to speed up membranal diffusion.
PERISSOSYLLABICPERISSOSYLLABIC adj. having an additional syllable.
PROGRESSIONALLYPROGRESSIONAL adv. relating to progression.
QUADRISYLLABICSQUADRISYLLABIC n. a word or poetic meter with four syllables.
QUADRISYLLABLESquadrisyllables n. Plural of quadrisyllable.
QUADRISYLLABLE n. a tetrasyllable.
RECRYSTALLISINGrecrystallising v. Present participle of recrystallise.
RECRYSTALLISE v. to crystallise again, also RECRYSTALLIZE.
SEMICRYSTALLINEsemicrystalline adj. Partially crystalline (and partially amorphous).
SEMICRYSTALLINE adj. incompletely or imperfectly crystalline, also SEMICRYSTALLIC.
SHILLYSHALLIERSshilly-shalliers n. Plural of shilly-shallier.
SHILLYSHALLIER n. one who is indecisive.
SPLENDIFEROUSLYsplendiferously adv. In a splendiferous manner.
SPLENDIFEROUS adv. splendid.
SYLLABOGRAPHIESSYLLABOGRAPHY n. use of a writing system consisting of characters for syllables rather than for individual sounds or whole words.
SYNERGISTICALLYsynergistically adv. In a synergistic manner.
SYNERGISTIC adv. showing synergy.

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: 107 words
  • Scrabble in French: 15 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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