Pigment cell

Pigment cell
Pigment Pig"ment, n. [L. pigmentum, fr. the root of pingere to paint: cf. F. pigment. See {Paint}, and cf. {Pimento}, {Orpiment}.] 1. Any material from which a dye, a paint, or the like, may be prepared; particularly, the refined and purified coloring matter ready for mixing with an appropriate vehicle. [1913 Webster]

2. (Physiol.) Any one of the colored substances found in animal and vegetable tissues and fluids, as bilirubin, urobilin, chlorophyll, etc. [1913 Webster]

3. Wine flavored with species and honey. --Sir W. Scott. [1913 Webster]

{Pigment cell} (Physiol.), a small cell containing coloring matter, as the pigmented epithelial cells of the choroid and iris, or the pigmented connective tissue cells in the skin of fishes, reptiles, etc. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

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  • pigment cell — n a cell containing a deposition of coloring matter * * * any cell containing pigment granules …   Medical dictionary

  • pigment cell — noun : a cell containing a deposition of coloring matter compare chromatophore 1 …   Useful english dictionary

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  • retinular pigment cell — См. basal pigment cell …   Dictionary of invertebrate zoology

  • Pigment — Pig ment, n. [L. pigmentum, fr. the root of pingere to paint: cf. F. pigment. See {Paint}, and cf. {Pimento}, {Orpiment}.] 1. Any material from which a dye, a paint, or the like, may be prepared; particularly, the refined and purified coloring… …   The Collaborative International Dictionary of English

  • basal pigment cell — (ARTHROPODA: Insecta) When present, a second sleeve of pigment cells that surrounds the proximal end of the retinulae; see corneal pigment cells, accessory pigment cells …   Dictionary of invertebrate zoology

  • Cell — The basic structural and functional unit in people and all living things. Each cell is a small container of chemicals and water wrapped in a membrane. Each cell in the human body there are 100 trillion cells in each of us contains the entire… …   Medical dictionary

  • Pigment — A substance that gives color to tissue. Pigments are responsible for the color of skin, eyes, and hair. * * * 1. Any coloring matter, as that of the red blood cells, hair, iris, etc., or the stains used in histologic or bacteriologic work, or… …   Medical dictionary

  • pigment — I. noun Etymology: Middle English, spice, dye, from Latin pigmentum coloring substance, from pingere to paint more at paint Date: 14th century 1. a substance that imparts black or white or a color to other materials; especially a powdered… …   New Collegiate Dictionary

  • corneal pigment cells — (ARTHROPODA) The two corneal cells that envelop each crystalline cone of a compound eye; in the developing eye, distal to the cone they secrete the corneal lense; also called primary pigment cells, corneagenous pigment cells and primary iris… …   Dictionary of invertebrate zoology

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