| AEROHYDROPLANE | • AEROHYDROPLANE n. a winged hydroplane or flying-boat. | 
| CHLAMYDOSPORES | • chlamydospores n. Plural of chlamydospore. • CHLAMYDOSPORE n. a thick-walled usually resting fungal spore.
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| CROTONALDEHYDE | • crotonaldehyde n. (Organic chemistry) The unsaturated aliphatic aldehyde CH3-CH=CH-CHO that is used in organic synthesis. • CROTONALDEHYDE n. a pungent liquid aldehyde obtained by dehydration of aldol.
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| DYSMENORRHOEAL | • dysmenorrhoeal adj. Alternative form of dysmenorrheal. • dysmenorrhœal adj. Obsolete form of dysmenorrheal.
 • DYSMENORRHOEAL adj. suffering from dysmenorrhoea, painful menstruation, also DYSMENORRHEAL.
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| HYDROCEPHALOID | • hydrocephaloid adj. (Medicine) Resembling hydrocephalus. • HYDROCEPHALOID adj. suffering from hydrocephalus, an accumulation of serous fluid within the cranial cavity.
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| HYDROCEPHALOUS | • hydrocephalous adj. Having a swollen head. • hydrocephalous adj. (Medicine) Afflicted with hydrocephalus.
 • HYDROCEPHALOUS adj. suffering from hydrocephaly, also HYDROCEPHALIC.
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| HYDROCOLLOIDAL | • hydrocolloidal adj. Of or relating to a hydrocolloid. • HYDROCOLLOIDAL adj. of or like a hydrocolloid.
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| HYDROCORALLINE | • HYDROCORALLINE n. a member the Hydrozoa, which includes millepores etc. | 
| HYDROLOGICALLY | • hydrologically adv. With regard to hydrology. • HYDROLOGICAL adv. relating to hydrology, also HYDROLOGIC.
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| HYDROLYSATIONS | • hydrolysations n. Plural of hydrolysation. • HYDROLYSATION n. the process of hydrolysing, also HYDROLYZATION.
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| HYDROLYZATIONS | • hydrolyzations n. Plural of hydrolyzation. • HYDROLYZATION n. the process of hydrolyzing, also HYDROLYSATION.
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| HYDROPONICALLY | • hydroponically adv. Using hydroponics. • HYDROPONIC adv. relating to hydroponics, the practice of growing plants in a chemical solution without soil.
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| HYDROXYLATIONS | • hydroxylations n. Plural of hydroxylation. • HYDROXYLATION n. the act of hydroxylating.
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| LABYRINTHODONT | • labyrinthodont adj. (Zoology) Having teeth with a labyrinthine (maze-like) internal structure. • labyrinthodont n. Any extinct amphibian of the subclass Labyrinthodontia.
 • LABYRINTHODONT n. an extinct amphibian, so called from a mazy pattern on a section of its teeth.
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| ORTHOPEDICALLY | • orthopedically adv. In an orthopedic manner. • ORTHOPEDICAL adv. related to orthopedics.
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| PHOSPHORYLATED | • phosphorylated v. Simple past tense and past participle of phosphorylate. • phosphorylated adj. (Chemistry) reacted or combined with phosphoric acid.
 • PHOSPHORYLATE v. to cause (an organic compound) to take up or combine with phosphoric acid or a phosphorus-containing group.
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| RADIOTELEPHONY | • radiotelephony n. The transmission of sound (in both directions) using modulated radio waves rather than wires. • radio␣telephony n. The transmission of speech using modulated radio waves.
 • RADIOTELEPHONY n. communication by radiotelephone.
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| RHABDOMYOLYSES | • rhabdomyolyses n. Plural of rhabdomyolysis. | 
| RHABDOMYOLYSIS | • rhabdomyolysis n. (Medicine) The rapid disintegration of striated muscle tissue accompanied by the excretion of myoglobin in the urine. |