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List of 13-letter words containing

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There are 20 thirteen-letter words containing A, L, 3O, T and Y

ACOTYLEDONOUSacotyledonous adj. Having no seed lobes, as the dodder; also applied to plants which have no true seeds, as ferns, mosses, etc.
ACOTYLEDONOUS adj. relating to an acotyledon.
ACTINOBIOLOGYactinobiology n. The study of the effects of radiation upon living organisms.
ACTINOBIOLOGY n. the branch of biology concerned with the effects of radiation on living organisms.
AEROLITHOLOGYaerolithology n. The study of meteorites.
AEROLITHOLOGY n. the study of aerolites.
ALCOHOLOMETRYalcoholometry n. The measurement of the concentration of alcohol in a liquid, especially in the blood.
ALCOHOLOMETRY n. the measurement of the proportion of alcohol in solutions.
AUTOPOLYPLOIDautopolyploid adj. (Genetics) Having more than two sets of chromosomes, derived from the same species, as a result of redoubling.
autopolyploid n. Any organism of this kind.
AUTOPOLYPLOID n. an individual or strain whose chromosome complement consists of more than two complete copies of the genome of a single ancestral species.
CONDYLOMATOUScondylomatous adj. Relating to condyloma.
CONDYLOMATOUS adj. of or like a condyloma.
CYTOPATHOLOGYcytopathology n. (Cytology, pathology) The branch of pathology that deals with abnormalities of cells.
CYTOPATHOLOGY n. the study of cells in illness.
DIPLOMATOLOGYdiplomatology n. The study or science of diplomatics, charters, decrees, etc.
DIPLOMATOLOGY n. the study of diplomats.
HOMOEOTYPICALHOMOEOTYPICAL adj. denoting or relating to the second nuclear division of meiosis, which resembles mitosis, also HOMEOTYPICAL.
HOMOSOCIALITYhomosociality n. Socialization (social interaction, social relationships) with members of the same sex, as distinguished…
HOMOSOCIALITY n. the state of being homosocial.
LAEVOROTATORYlaevorotatory adj. Alternative spelling of levorotatory.
lævorotatory adj. Alternative spelling of levorotatory.
LAEVOROTATORY adj. counterclockwise; rotating the plane of polarization of light to the left, also LEVOROTARY, LEVOROTATORY.
MONODACTYLOUSmonodactylous adj. (Of an animal) Having a single digit on each limb, especially a single claw that can be used to grasp.
MONODACTYLOUS adj. one-toed or one-fingered.
MONOTONICALLYmonotonically adv. In a monotonic manner, pertaining to the Greek system of diacritics which discards the breathings and…
monotonically adv. (Mathematics) In a monotonic manner, of a function that either never decreases or never increases as…
MONOTONIC adv. having one tone; of a mathematical series, increasing or decreasing evenly.
OMOPLATOSCOPYomoplatoscopy n. Divination by use of a shoulder blade.
OMOPLATOSCOPY n. divination by observing the cracks in a burning shoulder-blade.
ONTOLOGICALLYontologically adv. In an ontological manner.
ONTOLOGICAL adv. based upon being or existence, also ONTOLOGIC.
OPHTHALMOLOGYophthalmology n. (Medicine) The anatomy, functions, pathology, and treatment of the eye.
OPHTHALMOLOGY n. the study of eye and its diseases.
ORTHOGONALITYorthogonality n. (Mathematics, statistics, software engineering) The property of being orthogonal.
ORTHOGONALITY n. the state of being orthogonal.
PALAEONTOLOGYpalaeontology n. Britain standard spelling of paleontology.
palæontology n. Obsolete typography of palaeontology.
PALAEONTOLOGY n. the study of fossils, also PALEONTOLOGY.
TAUTOLOGOUSLYtautologously adv. In a tautologous manner.
TAUTOLOGOUS adv. involving or containing rhetorical tautology.
TOPOLOGICALLYtopologically adv. In a topological manner.
TOPOLOGICAL adv. relating to topology, also TOPOLOGIC.

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: 134 words
  • Scrabble in French: 3 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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