| CHORDOPHONES | • chordophones n. Plural of chordophone. • CHORDOPHONE n. any instrument in which a string vibrates to produce a sound, including the zither, piano, lute, lyre and harp.
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| DIPHTHEROIDS | • diphtheroids n. Plural of diphtheroid. • DIPHTHEROID n. a bacterium that resembles the bacterium of diphtheria but does not produce diphtheria toxin.
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| HEDGEHOPPERS | • hedgehoppers n. Plural of hedgehopper. • HEDGEHOPPER n. a pilot who hedgehops, flies low.
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| HEMISPHEROID | • hemispheroid n. A half of a spheroid. • HEMISPHEROID n. the half of a spheroid.
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| HEPTAHEDRONS | • heptahedrons n. Plural of heptahedron. • HEPTAHEDRON n. a solid figure having several plane faces.
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| HORSEWHIPPED | • horsewhipped v. Simple past tense and past participle of horsewhip. • HORSEWHIP v. to beat with a horsewhip.
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| HYDROPATHIES | • hydropathies n. Plural of hydropathy. • HYDROPATHY n. the study of treating diseases with water.
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| HYDROPHILIES | • HYDROPHILY n. an affinity for water. | 
| HYDROSPHERES | • hydrospheres n. Plural of hydrosphere. • HYDROSPHERE n. the water of the earth.
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| HYDROSPHERIC | • hydrospheric adj. Relating to the hydrosphere. • HYDROSPHERIC adj. relating to the hydrosphere.
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| PHOSPHORATED | • phosphorated v. Simple past tense and past participle of phosphorate. • phosphorated adj. Reacted or treated with phosphorus.
 • PHOSPHORATE v. to combine or impregnate with phosphorus.
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| PHOSPHORISED | • phosphorised v. Simple past tense and past participle of phosphorise. • PHOSPHORISE v. to combine or impregnate with phosphorus, also PHOSPHORIZE.
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| PHOSPHORIZED | • phosphorized v. Simple past tense and past participle of phosphorize. • phosphorized adj. Of a substance, having been combined or treated with phosphorous.
 • PHOSPHORIZE v. to combine or impregnate with phosphorus, also PHOSPHORISE.
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| PROPHETHOODS | • prophethoods n. Plural of prophethood. • PROPHETHOOD n. the state of being a prophet.
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| RHABDOSPHERE | • rhabdosphere n. A minute sphere composed of rhabdoliths. • RHABDOSPHERE n. an aggregation of rhabdoliths in oceanic ooze.
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| RHODODAPHNES | • RHODODAPHNE n. (Spenser) oleander. |