• any of several plants of the genus Hepatica having three-lobed leaves and white or pinkish flowers in early spring; of moist and mossy subalpine woodland areas of north temperate regions
Example sentence
• The hepatica is a perennial herb that belongs to the Buttercup family.
• An Asian plant (Seriphidium cinum, syn. Artemisia cina), related to wormwood, which has been used since ancient times as a vermifuge due to its santonin content.
Example sentence
• The dried flowerheads of santonica are used in traditional medicine.
• any of various minerals consisting of hydrous silicates of aluminum or potassium etc. that crystallize in forms that allow perfect cleavage into very thin leaves; used as dielectrics because of their resistance to electricity
• a white or colorless vitreous insoluble solid (SiO2); various forms occur widely in the earth's crust as quartz or cristobalite or tridymite or lechatelierite
Example sentence
• The construction material contains a high percentage of silica.
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