| AUTOEROTICISMS | • autoeroticisms n. Plural of autoeroticism. • AUTOEROTICISM n. sexual feeling arising without known external stimulation, also AUTOEROTISM.
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| CHEMAUTOTROPHS | • CHEMAUTOTROPH n. an organism, such as a bacterium, that obtains its energy from inorganic reactions using simple compounds, such as ammonia or carbon dioxide. | 
| COUNTERMOTIONS | • countermotions n. Plural of countermotion. • COUNTERMOTION n. an opposite motion.
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| ENTOMOSTRACOUS | • entomostracous adj. (Zoology, archaic) Belonging to the Entomostraca, a former subclass of crustaceans. • ENTOMOSTRACOUS adj. of or like an entomostracan, any of the lower order of crustaceans.
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| HETEROSOMATOUS | • heterosomatous adj. (Zoology) Belonging to the Heterosomata. • HETEROSOMATOUS adj. of or like the Heterosomata, the flatfishes.
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| MACROMUTATIONS | • macromutations n. Plural of macromutation. • MACROMUTATION n. an abnormally great change in the characteristics of a population of animals or plants over relatively few successive generations.
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| MICROSTOMATOUS | • MICROSTOMATOUS adj. having an unusually small mouth, also MICROSTOMOUS. | 
| MONOUNSATURATE | • monounsaturate n. A monounsaturated oil, or fatty acid. • mono-unsaturate n. Alternative spelling of monounsaturate.
 • MONOUNSATURATE n. a monounsaturated compound.
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| MONSTRUOSITIES | • monstruosities n. Plural of monstruosity. • MONSTRUOSITY n. (obsolete) monstrosity.
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| NEUROANATOMIST | • neuroanatomist n. An expert in neuroanatomy. • NEUROANATOMIST n. one who studies neuroanatomy.
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| OBSTRUCTIONISM | • obstructionism n. A deliberate policy of obstructing something, especially a political process or body. • OBSTRUCTIONISM n. deliberate interference with the progress or business esp. of a legislative body.
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| OSTEODERMATOUS | • OSTEODERMATOUS adj. of or like an osteoderm, also OSTEODERMAL, OSTEODERMIC, OSTEODERMOUS. | 
| PROTOACTINIUMS | • PROTOACTINIUM n. a radioactive element that yields actinium on disintegration. | 
| RADIOSTRONTIUM | • radiostrontium n. Any radioactive isotope of strontium, especially 9038Sr. • RADIOSTRONTIUM n. a radioactive isotope of strontium, esp. strontium-90.
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| RECOMPUTATIONS | • recomputations n. Plural of recomputation. • RECOMPUTATION n. the act of recomputing.
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| RHEUMATOLOGIST | • rheumatologist n. A doctor specializing in the treatment of arthritis and other ailments of the joints. • RHEUMATOLOGIST n. one who studies rheumatology.
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| TAUTOCHRONISMS | • TAUTOCHRONISM n. the state of being a tautochrone. | 
| TETRACHOTOMOUS | • tetrachotomous adj. Dividing or branching into four equal pieces. • TETRACHOTOMOUS adj. divided into fours.
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| TRAUMATOLOGIES | • TRAUMATOLOGY n. the study of wounds and their effects. | 
| TRICHOTOMOUSLY | • trichotomously adv. In a trichotomous manner. • TRICHOTOMOUS adv. divided into three parts.
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