| CYCLOTHYMIACS | • cyclothymiacs n. Plural of cyclothymiac. • CYCLOTHYMIAC n. one suffering from cyclothymia.
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| GYMNASTICALLY | • gymnastically adv. In a gymnastic manner. • GYMNASTICAL adv. related to gymnastics.
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| HYDRARGYRISMS | • HYDRARGYRISM n. mercury poisoning, also HYDRARGYRIA. | 
| HYDRODYNAMICS | • hydrodynamics n. (Physics) The scientific study of fluids in motion. • HYDRODYNAMICS n. the study of movement in liquids, also HYDROMECHANICS.
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| HYPOGLYCEMIAS | • hypoglycemias n. Plural of hypoglycemia. • HYPOGLYCEMIA n. abnormal decrease of sugar in the blood, also HYPOGLYCAEMIA.
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| NONMYSTICALLY | • nonmystically adv. In a nonmystical manner. | 
| POLYCYTHEMIAS | • polycythemias n. Plural of polycythemia. • POLYCYTHEMIA n. a condition marked by an abnormal increase in the number of circulating red blood cells, also POLYCYTHAEMIA.
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| POLYDACTYLISM | • polydactylism n. (Anatomy) The possession of more than the normal number of digits. • POLYDACTYLISM n. the state of being polydactyl, having more than the normal number of fingers.
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| POLYSYLLABISM | • polysyllabism n. (Linguistics) The state or characteristic of having or using words containing multiple syllables, sometimes… • polysyllabism n. Polysyllabicism.
 • POLYSYLLABISM n. the state of being polysyllabic, also POLYSYLLABICISM.
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| PSYCHODYNAMIC | • psychodynamic adj. Of or pertaining to psychodynamics, the dynamic interplay between forces that govern human behavior… • PSYCHODYNAMIC adj. concerning psychological motives and causation.
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| SYMBIOTICALLY | • symbiotically adv. In a symbiotic manner. • symbiotically adv. By means of symbiosis.
 • SYMBIOTICAL adv. relating to symbiosis, also SYMBIOTIC.
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| SYMMETRICALLY | • symmetrically adv. In a symmetrical manner; so as to show symmetry. • SYMMETRICAL adv. having symmetry, also SYMMETRIC.
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| SYMPATHOLYTIC | • sympatholytic adj. (Medicine) That opposes the stimulation of the sympathetic nervous system. • sympatholytic n. (Pharmacology) Any medicine having this effect.
 • SYMPATHOLYTIC adj. inhibiting the action of the sympathetic nervous system.
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| SYMPATRICALLY | • sympatrically adv. (Ecology) in the same or overlapping geographical areas. • SYMPATRIC adv. pertaining to species the ranges of which overlap, i.e. species occupying the same regions but not interbreeding.
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| SYMPHONICALLY | • symphonically adv. In a symphonic manner. • SYMPHONIC adv. relating to a symphony.
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| SYNDACTYLISMS | • syndactylisms n. Plural of syndactylism. • SYNDACTYLISM n. being syndactyl, having fused digits.
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| SYRINGOMYELIA | • syringomyelia n. (Medicine) A disorder in which a cyst or cavity forms within the spinal cord, possibly leading to stiffness… • SYRINGOMYELIA n. a chronic progressive disease of the spinal cord associated with sensory disturbances, muscle atrophy, and spasticity.
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| ZYGODACTYLISM | • zygodactylism n. Synonym of zygodactyly. • ZYGODACTYLISM n. the state of being zygodactylic, having two toes in front and two behind.
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