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List of 13-letter words containing ••••

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There are 19 thirteen-letter words containing E, H, P, T and X

ARCHAEOPTERYX• archaeopteryx n. Alternative spelling of archeopteryx.
• Archaeopteryx prop.n. A taxonomic genus within the family Archaeopterygidae – known from fossils and widely accepted as the…
• archæopteryx n. Rare spelling of archeopteryx.
CEPHALOTHORAX• cephalothorax n. The fused head and thorax of spiders and crustaceans.
• CEPHALOTHORAX n. the body, or head with thorax, of spiders, crustaceans, etc.
EXECUTORSHIPS• executorships n. Plural of executorship.
• EXECUTORSHIP n. the office of executor.
EXOPHTHALMIAS• exophthalmias n. Plural of exophthalmia.
• EXOPHTHALMIA n. a protrusion of the eyeballs.
EXTREMOPHILES• extremophiles n. Plural of extremophile.
• EXTREMOPHILE n. an organism that lives under extreme environmental conditions.
HYPEREXTENDED• hyperextended adj. Extremely long; extended greatly.
• hyperextended v. Simple past tense and past participle of hyperextend.
• HYPEREXTEND v. to extend so that the angle between bones of a joint is greater than normal.
HYPOXANTHINES• hypoxanthines n. Plural of hypoxanthine.
• HYPOXANTHINE n. a purine base found in plant and animal tissues that yields xanthine on oxidation.
LITHOLAPAXIES• litholapaxies n. Plural of litholapaxy.
• LITHOLAPAXY n. the operation of crushing stone in the bladder and working it out.
ORTHOPYROXENE• orthopyroxene n. (Mineralogy) Any pyroxene that forms orthorhombic crystals.
• ORTHOPYROXENE n. a member of the pyroxene group of minerals having an orthorhombic crystal structure, such as enstatite and hypersthene.
PHOTOOXIDISED• PHOTOOXIDISE v. to undergo photooxidation, also PHOTOOXIDIZE.
PHOTOOXIDISES• PHOTOOXIDISE v. to undergo photooxidation, also PHOTOOXIDIZE.
PHOTOOXIDIZED• photooxidized v. Simple past tense and past participle of photooxidize.
• PHOTOOXIDIZE v. to undergo photooxidation, also PHOTOOXIDISE.
PHOTOOXIDIZES• photooxidizes v. Third-person singular simple present indicative form of photooxidize.
• PHOTOOXIDIZE v. to undergo photooxidation, also PHOTOOXIDISE.
TACHYPHYLAXES• tachyphylaxes n. Plural of tachyphylaxis.
• TACHYPHYLAXIS n. very rapid development of tolerance or immunity to the effects of a drug.
XANTHOPTERINE• xanthopterine n. Alternative form of xanthopterin.
• XANTHOPTERINE n. a yellow pigment obtainable from the wings of yellow butterflies and the urine of mammals, also XANTHOPTERIN.
XANTHOPTERINS• xanthopterins n. Plural of xanthopterin.
• XANTHOPTERIN n. a yellow pigment obtainable from the wings of yellow butterflies and the urine of mammals, also XANTHOPTERINE.
XEROPHTHALMIA• xerophthalmia n. (Ophthalmology) A condition due to a deficiency of vitamin A where the conjunctiva and cornea become…
• XEROPHTHALMIA n. extreme dryness of the conjunctive, thought to stem from a vitamin A deficiency, also XEROMA.
XEROPHTHALMIC• xerophthalmic adj. Of or pertaining to xerophthalmia.
• XEROPHTHALMIC adj. relating to xerophthalmia.
XIPHISTERNUMS• xiphisternums n. Plural of xiphisternum.
• XIPHISTERNUM n. the posterior and smallest of the three divisions of the sternum.

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: 24 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: 1 word
  • Scrabble in German: no word
  • Scrabble in Romanian: 2 words

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