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List of 13-letter words containing

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There are 15 thirteen-letter words containing L, N, 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.
BIOTECHNOLOGYbiotechnology n. The use of living organisms (especially microorganisms) in industrial, agricultural, medical and other…
biotechnology n. The application of the principles and practices of engineering and technology to the life sciences.
BIOTECHNOLOGY n. the utilisation of living organisms in industry.
CONDYLOMATOUScondylomatous adj. Relating to condyloma.
CONDYLOMATOUS adj. of or like a condyloma.
GEOTECHNOLOGYgeotechnology n. Geotechnical work.
GEOTECHNOLOGY n. the application of science and technology to the extraction and use of the earth's natural resources.
MONOCOTYLEDONmonocotyledon n. (Botany) Any plant whose seedlings typically have one cotyledon (seed leaf) (in contrast to the two…
MONOCOTYLEDON n. a plant having a single cotyledon, also MONOCOT, MONOCOTYL.
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.
NEUROETHOLOGYneuroethology n. The study of animal behavior and its underlying control by the nervous system.
NEUROETHOLOGY n. the description of features of animal behaviour in terms of the mechanisms of the nervous system.
ONTOLOGICALLYontologically adv. In an ontological manner.
ONTOLOGICAL adv. based upon being or existence, also ONTOLOGIC.
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.
POLYCOTYLEDONpolycotyledon n. (Botany) A plant that has many, or more than two, cotyledons in the seed.
POLYCOTYLEDON n. any of various plants, esp. gymnosperms, that have or appear to have more than two cotyledons.
POLYPROTODONTpolyprotodont n. Any marsupial of the order Polyprotodontia.
POLYPROTODONT n. any member of the Polyprotodontia, the suborder of marsupials, including opossums, dasyures, etc., with many small incisors.
ROENTGENOLOGYroentgenology n. (Medicine, archaic) Radiography.
ROENTGENOLOGY n. radiology, also RONTGENOLOGY.

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: 130 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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