| CYANOPHYTES | • cyanophytes n. Plural of cyanophyte. • CYANOPHYTE n. a blue-green alga. |
| GRANOPHYRES | • granophyres n. Plural of granophyre. • GRANOPHYRE n. a kind of quartz-porphyry. |
| HANDYPERSON | • handyperson n. (Uncommon) A handyman or handywoman. • HANDYPERSON n. a person good at manual crafts. |
| HEPTAGYNOUS | • heptagynous adj. (Botany) Having seven pistils. • HEPTAGYNOUS adj. belonging to the Heptagynia, having seven styles. |
| HYALOPHANES | • hyalophanes n. Plural of hyalophane. • HYALOPHANE n. a species of the feldspar group containing barium. |
| HYDROPHANES | • hydrophanes n. Plural of hydrophane. • HYDROPHANE n. a semitranslucent variety of opal that becomes translucent or transparent on immersion in water. |
| HYDROPLANES | • hydroplanes n. Plural of hydroplane. • HYDROPLANE v. to travel by hydroplane, a light, flat-bottomed motorboat. |
| HYPAETHRONS | • HYPAETHRON n. an open court. |
| HYPERBATONS | • hyperbatons n. Plural of hyperbaton. • HYPERBATON n. the use, esp. for emphasis, of a word order other than the expected or usual one, as in 'Bird thou never wert'. |
| HYPERPNOEAS | • HYPERPNOEA n. abnormally fast breathing, also HYPERPNEA. |
| HYPERSOMNIA | • hypersomnia n. (Medicine, pathology) Excessive sleepiness. • HYPERSOMNIA n. a pathological tendency to sleep excessively. |
| HYPERTONIAS | • hypertonias n. Plural of hypertonia. • HYPERTONIA n. excessive (muscle) tone. |
| HYPONASTIES | • HYPONASTY n. a tendency in part of a plant to grow more rapidly on the underside, so that it curves upwards. |
| HYPOSTHENIA | • hyposthenia n. (Medicine, dated) weakness; subnormal strength. • HYPOSTHENIA n. lack of strength. |
| PHAENOTYPES | • PHAENOTYPE v. to categorise by phaenotype, the sum of the attributes of an individual, regarded as resulting from the interaction of its genotype with its environment, also PHENOTYPE. |
| PROSENCHYMA | • prosenchyma n. (Botany) The tissues formed of elongated cells, especially those with pointed or oblique extremities… • PROSENCHYMA n. supporting plant tissue containing little protoplasm. |
| SCENOGRAPHY | • scenography n. The design of theatrical sets. • scenography n. The art or act of representing a body on a perspective plane. • scenography n. A representation or description of a body, in all its dimensions, as it appears to the eye. |
| STENOGRAPHY | • stenography n. The practice of transcribing speech (primarily for later dictation or testimony), usually using shorthand. • STENOGRAPHY n. the skill or occupation of writing in shorthand. |
| SYNALOEPHAS | • synaloephas n. Plural of synaloepha. • synalœphas n. Plural of synalœpha. • SYNALOEPHA n. the melting of a final vowel or diphthong into the initial vowel or diphthong of the next word, also SYNALEPHA. |
| TACHYPNOEAS | • tachypnoeas n. Plural of tachypnoea. • TACHYPNOEA n. abnormally rapid respiration, also TACHYPNEA. |