Category: E
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Ebracteate
Without bracts.
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E.descr., ex descriptione
From the description, according to the description.
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E-
Prefix meaning without or missing.
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Essential oil
Aromatic oil distilled from plants containing volatile oils. Natural oils that have been isolated and concentrated for use as in perfumes, foods, and beverages. Quickly evaporating and odoriferous oil produced in the seeds, flowers, leaves, stems, and roots of many herbs. Mixture of volatile terpenoids responsible for the taste and smell of many plants, especially…
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External Pathogenic Factors
According to Chinese medicine, there are three main ways that the body can become diseased. One way is an internal disharmony of organ functioning, caused by improper diet, overstrain, lack of exercise, or pathological emotions. Another way is an invasion of the body by an external pathogenic factor (epi), and the third way is trauma…
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Excess and Deficiency
Two of the Eight Principles. When the Eight Principles are used to diagnose a patient, a disease is classified as being a disease of excess or a disease of deficiency. The terms excess and deficiency refer to an excess of Xie Qi (see below), or a deficiency of Zheng Qi. A variety of symptoms are…
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Eight Principles
One of several different systems of diagnosis in Chinese medicine. This system can be contrasted with Six Channel Diagnosis, Four Stage Diagnosis, San Jiao Diagnosis, and Zang Fu Diagnosis. The Eight Principles form the foundation of all systems of diagnosis in TCM. The principles are cold vs. heat, internal vs. external, excess vs. deficiency, and…
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Epiphyte
A plant that gets moisture and minerals from the air and rain and that usually grows on another plant. A plant growing on, but not parasitic on, another plant. adj. epiphytic. An air plant, growing on or with other plants but not in any way parasitic. A plant growing non-parasitically upon another. Plant that grows…
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Endosperm
A food-containing tissue in seed plants that nourishes the embryo. The food-storage tissue within a seed that commonly surrounds the embryo, absent from the seeds of some species if absorbed during development. Structural component of cereal grains made up mostly of starch and some protein. The albumin of a seed. Tissue within the seed that…
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Extravasation
Discharge or escape, as of blood from the vein into the surrounding tissues. The act of escaping from a vessel into the tissues as associated with blood, lymph, or serum. Seepage of fluid. A situation where a bodily fluid, such as blood or secretions, escapes into tissue. Leakage of fluid (e.g., blood) to the tissues…