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List of 13-letter words containing

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There are 14 thirteen-letter words containing H, I, 2L, 2O, P and Y

ANISOPHYLLOUSanisophyllous adj. (Botany) Having unequal leaves.
ANISOPHYLLOUS adj. of leaves, usually a pair, of differing size and shape.
HYPERBOLOIDALhyperboloidal adj. Having the shape or form of a hyperboloid.
HYPERBOLOIDAL adj. of or like a hyperboloid.
HYPOCYCLOIDALhypocycloidal adj. In the form of a hypocycloid.
HYPOCYCLOIDAL adj. of or like a hypocycloid.
MICROPHYLLOUSmicrophyllous adj. (Phytotomy) Of or having microphyll leaves.
MICROPHYLLOUS adj. having minute leaves.
ORTHOEPICALLYorthoepically adv. In an orthoepical manner: pronounced correctly or in accordance with standard usage.
ORTHOEPICAL adv. relating to orthoepy, the study of correct pronunciation, also ORTHOEPIC.
OSCILLOGRAPHYoscillography n. Measurement by means of an oscillograph.
OSCILLOGRAPHY n. use of an oscillograph.
PHYLLOQUINONEphylloquinone n. (Biochemistry, pharmacology) Synonym of phytomenadione.
PHYLLOQUINONE n. vitamin K1, one of the fat-soluble vitamin K group, essential for normal blood coagulation.
PHYSIOLOGICALphysiological adj. Of, or relating to physiology.
physiological adj. Relating to the action of a drug when given to a healthy person, as distinguished from its therapeutic action.
PHYSIOLOGICAL adj. relating to physiology, also PHYSIOLOGIC.
POLICYHOLDERSpolicyholders n. Plural of policyholder.
policy␣holders n. Plural of policy holder.
POLICYHOLDER n. the owner of an insurance policy.
POLYPHLOISBICpolyphloisbic adj. (Poetic, of the sea) noisy, roaring, thundering.
POLYPHLOISBIC adj. loud-roaring, also POLYPHLOESBOEAN.
PSYCHOLOGICALpsychological adj. Of or pertaining to psychology.
psychological adj. Relating to the mind and behavior or to the mental, emotional, and behavioral characteristics pertaining…
psychological adj. Without an objective, or reasonably logical foundation.
SYPHILOLOGIESSYPHILOLOGY n. the study of syphilis.
SYPHILOLOGISTsyphilologist n. A specialist in syphilology.
SYPHILOLOGIST n. a specialist in syphilology.
XIPHOPHYLLOUSxiphophyllous adj. (Botany) Having sword-shaped leaves.
XIPHOPHYLLOUS adj. having sword-shaped leaves.

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: 66 words
  • Scrabble in French: 4 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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