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List of 13-letter words containing

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There are 17 thirteen-letter words containing A, M, O, P, R, 2T and U

CHEMAUTOTROPHCHEMAUTOTROPH n. an organism, such as a bacterium, that obtains its energy from inorganic reactions using simple compounds, such as ammonia or carbon dioxide.
IMPORTUNATELYimportunately adv. In an importunate manner; with persistent or urgent solicitation.
IMPORTUNATE adv. stubbornly or unreasonably persistent.
METACOMPUTERSMETACOMPUTER n. a collection of computers that looks and functions like a single computer.
MULTIPLICATORmultiplicator n. (Mathematics) Synonym of multiplier.
multiplicator n. (Mathematics) Schur multiplier.
MULTIPLICATOR n. a multiplier.
MULTIPOLARITYmultipolarity n. The condition of being multipolar.
MULTIPOLARITY n. the state of being multipolar.
PERMUTATIONALpermutational adj. Of or pertaining to permutation.
PERMUTATIONAL adj. relating to permutation.
PNEUMATOMETERpneumatometer n. A device used to measure the force of inspiration or expiration of a person’s lungs.
PNEUMATOMETER n. an instrument for measuring quantity of air breathed.
PNEUMATOMETRYpneumatometry n. Spirometry.
PNEUMATOMETRY n. the measurement of the pressure exerted by air being inhaled or exhaled during a single breath.
POSTMENSTRUALpostmenstrual adj. After a period of menstruation.
POSTMENSTRUAL adj. following menstruation.
POSTTRAUMATICposttraumatic adj. After, or as a result of, a trauma.
post-traumatic adj. Alternative spelling of posttraumatic.
POSTTRAUMATIC adj. taking place after trauma.
PRETOURNAMENTpretournament adj. Occurring before, or in preparation for, a tournament.
pretournament n. Alternative form of pre-tournament.
pre-tournament adj. Alternative form of pretournament.
PROTACTINIUMSPROTACTINIUM n. a radioactive metallic chemical element, a member of the actinide series which occurs as a decay product in uranium ores.
PROTOACTINIUMprotoactinium n. Dated form of protactinium.
PROTOACTINIUM n. a radioactive element that yields actinium on disintegration.
RECOMPUTATIONrecomputation n. The act, process or result of recomputing; recalculation.
RECOMPUTATION n. the act of recomputing.
TRANSUMPTIONStransumptions n. Plural of transumption.
TRANSUMPTION n. transcription; metaphor; translation.
TREPONEMATOUSTREPONEMATOUS adj. of or like a treponema, a kind of bacterium, a spirochaete, that causes syphilis.
UNIMPORTANTLYunimportantly adv. In a way that is not important; insignificantly.

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: 68 words
  • Scrabble in French: 19 words
  • Scrabble in Spanish: 7 words
  • Scrabble in Italian: 31 words
  • Scrabble in German: no word
  • Scrabble in Romanian: 47 words


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