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cacao
Science; General science
Theobroma cacao , a small tropical tree 13–19 ft (4–6 m) in height that is cultivated for the almond-shaped seeds, 0.8–1.2 in. (2–3 cm) long, which are used to make chocolate. It ...
guayule
Science; General science
A desert plant, Parthenium argentatum , of the composite family (Compositae), which produces rubber. It is a native perennial shrub growing in the Chihuahuan Desert of ...
kudzu
Science; General science
A perennial vine legume, capable of rapid growth in a warm temperate, humid subtropical climate. The name kudzu has a Japanese origin. Kudzu ( Pueraria thunbergiana ) was ...
granodiorite
Science; General science
A phaneritic (visibly crystalline) plutonic rock composed chiefly of sodic plagioclase (oligoclase or andesine), alkali feldspar (microcline or orthoclase, usually perthitic), ...
gregarinia
Science; General science
A subclass of the class Telosporea. These protozoans occur principally as extracellular parasites in the digestive tracts and body cavities of invertebrates. Their spores are ...
spica
Science; General science
A 1st-magnitude star in the constellation Virgo. Spica (α Virginis) is a hot main-sequence star of spectral type B1, effective temperature about 25,000 K (45,000°F), at a distance ...
leptospirosis
Science; General science
A bacterial disease caused by a Leptospira species that is now recognized as one of the new, emerging infectious diseases. The Centers for Disease Control and Prevention (CDC) ...
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