concentric bundle
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vascular system — ▪ plant physiology in plants, assemblage of conducting tissues and associated supportive fibres. xylem tissue transports water and dissolved minerals to the leaves, and phloem tissue conducts food from the leaves to all parts of the plant.… … Universalium
optics — /op tiks/, n. (used with a sing. v.) the branch of physical science that deals with the properties and phenomena of both visible and invisible light and with vision. [1605 15; < ML optica < Gk optiká, n. use of neut. pl. of OPTIKÓS; see OPTIC,… … Universalium
Optical fiber — A bundle of optical fibers A TOSLINK fiber optic audio c … Wikipedia
Luneburg lens — Cross section of the standard Luneburg lens, with blue shading proportional to the refractive index A Luneburg lens (originally Lüneburg lens, often incorrectly spelt Luneberg lens … Wikipedia
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stria — 1. A stripe, band, streak, or line, distinguished by color, texture, depression, or elevation from the tissue in which it is found. SYN: striation (1). 2. SYN: striae cutis distensae. [L … Medical dictionary
ear, human — ▪ anatomy Introduction organ of hearing and equilibrium that detects and analyzes noises by transduction (or the conversion of sound waves into electrochemical impulses) and maintains the sense of balance (equilibrium). The human ear, like … Universalium
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