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List of 12-letter words containing

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There are 16 twelve-letter words containing I, L, 3O, R and Y

ASTROBIOLOGYastrobiology n. (Sciences) The study of life anywhere in the universe, including the Earth.
ASTROBIOLOGY n. exobiology.
HISTORIOLOGYhistoriology n. (Obsolete) a discourse on history.
HISTORIOLOGY n. the study of history.
HOMOPOLARITYHOMOPOLARITY n. the state of being homopolar.
HYDROBIOLOGYhydrobiology n. (Biology) The study of the biology of the organisms that inhabit bodies of water.
HYDROBIOLOGY n. the study of aquatic organisms.
HYDROCOLLOIDhydrocolloid n. Any material that forms a colloid (especially a gel) when mixed with water.
hydrocolloid n. Such a material, made from agar, used to make dental impressions.
HYDROCOLLOID n. a substance that yields a gel with water.
LYOSORPTIONSLYOSORPTION n. the adsorption of a liquid on a solid surface, esp. of a solvent on suspended particles.
MICROBIOLOGYmicrobiology n. (Biology) The branch of biology that deals with microorganisms, especially their effects on man and…
MICROBIOLOGY n. the study of microscopic organisms.
NEUROBIOLOGYneurobiology n. (Biology) The scientific study of nerve and brain function in people and animals.
NEUROBIOLOGY n. the study of the anatomy of the nervous system.
OMNIVOROUSLYomnivorously adv. In the manner of an omnivore.
OMNIVOROUS adv. feeding on all kinds of food.
OROLOGICALLYorologically adv. In terms of orology.
OROLOGICAL adv. of or pertaining to orology.
ORYCTOLOGIESORYCTOLOGY n. (obsolete) mineralogy or paleontology.
PAROEMIOLOGYparoemiology n. Alternative form of paremiology.
PAROEMIOLOGY n. the study of proverbs.
POLYRIBOSOMEpolyribosome n. (Biochemistry) A cluster of ribosomes, connected by mRNA, that collectively synthesizes protein.
POLYRIBOSOME n. a cluster of ribosomes linked together by a molecule of messenger RNA and forming the site of protein synthesis.
PROTISTOLOGYprotistology n. (Biology) The scientific study of protists.
PROTISTOLOGY n. the study of protists.
RADIOBIOLOGYradiobiology n. (Biology) The study of the effects of ionizing radiation on living organisms.
radiobiology n. (Biochemistry) The use of radioactive labels to study biological processes.
RADIOBIOLOGY n. a branch of biology dealing with the effects of radiation or radioactive materials on biological systems.
RADIOECOLOGYradioecology n. The study of the fate and effects of radioactive materials in the environment.
RADIOECOLOGY n. the study of the effects of radiation and radioactive substances on ecological communities.

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 1Word.ws and WikWik.org.

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See this list for:

  • English Wiktionary: 59 words
  • Scrabble in French: 2 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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