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(anatomy) A blood vessel that transports blood from the capillaries back to the heart.
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(in the plural) The entrails of a shrimp.
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(botany) In leaves, a thickened portion of the leaf containing the vascular bundle.
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(zoology) The nervure of an insect’s wing.
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A stripe or streak of a different colour or composition in materials such as wood, cheese, marble or other rocks.
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(geology) A sheetlike body of crystallized minerals within a rock.
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(figurative) A topic of discussion; a train of association, thoughts, emotions, etc.
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(figurative) A style, tendency, or quality.
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A fissure, cleft, or cavity, as in the earth or other substance.