| SYNCHROMESH | • synchromesh n. A system of synchronized transmission found in modern gearboxes to make gear changing easier and smoother. • synchromesh n. (By extension) A device which functions like a synchronized transmission. • synchromesh adj. Having the quality of smoothly exchanging interlocking forces. |
| HEMERYTHRINS | • hemerythrins n. Plural of hemerythrin. • HEMERYTHRIN n. an iron-containing respiratory pigment in the blood of various chiefly marine invertebrates. |
| HYMENOPHORES | • hymenophores n. Plural of hymenophore. • HYMENOPHORE n. the fruiting body of some basidiomycetous fungi. |
| CHLORENCHYMAS | • CHLORENCHYMA n. plant stem tissue containing chlorophyll. |
| CHRYSANTHEMUM | • chrysanthemum n. Any of many flowering perennial plants, of the genus Chrysanthemum, native to China, that have showy radiate heads. • Chrysanthemum prop.n. A taxonomic genus within the family Asteraceae – the chrysanthemums. • CHRYSANTHEMUM n. any of several cultivated plants of the Chrysanthemum genus, with colourful double flower-heads. |
| HYMNOGRAPHERS | • hymnographers n. Plural of hymnographer. • HYMNOGRAPHER n. one who writes hymns. |
| HYMNOGRAPHIES | • HYMNOGRAPHY n. the study of writing hymns. |
| NYCHTHEMERONS | • nychthemerons n. Plural of nychthemeron. • NYCHTHEMERON n. (Greek) a full period of a day and night. |
| PHYTOHORMONES | • phytohormones n. Plural of phytohormone. • PHYTOHORMONE n. a plant hormone, regulating growth. |
| SYNCHROMESHES | • synchromeshes n. Plural of synchromesh. • SYNCHROMESH n. a synchromesh gear. |
| CHRYSANTHEMUMS | • chrysanthemums n. Plural of chrysanthemum. • CHRYSANTHEMUM n. any of several cultivated plants of the Chrysanthemum genus, with colourful double flower-heads. |
| HYDROMECHANICS | • hydromechanics n. (Physics) fluid mechanics, especially when dealing with water. • HYDROMECHANICS n. the study of movement in liquids, also HYDRODYNAMICS. |
| HYPOMENORRHEAS | • hypomenorrheas n. Plural of hypomenorrhea. • HYPOMENORRHEA n. the condition in which the interval between two menstrual periods is increased to between 35 and 42 days, also HYPOMENORRHOEA. |
| PHONOCHEMISTRY | • PHONOCHEMISTRY n. the branch of chemistry concerned with the chemical effects of sound and ultrasonic waves. |
| HYPOMENORRHOEAS | • hypomenorrhoeas n. Plural of hypomenorrhoea. • HYPOMENORRHOEA n. the condition in which the interval between two menstrual periods is increased to between 35 and 42 days, also HYPOMENORRHEA. |
| RHOMBENPORPHYRS | • RHOMBENPORPHYR n. an intermediate, moderately fine-grained igneous rock with feldspar phenocrysts rhombic in section, also RHOMBENPORPHYRY, RHOMBPORPHYRY. |
| THIRTYSOMETHING | • thirtysomething n. A tricenarian: a person in their thirties, a person aged between 30 and 39 years (inclusive). • thirtysomething adj. Between 30 and 39 years of age. • thirtysomething adj. Between 30 and 39 in number. |