the soft, juicy, edible part of a fruit.
the pith of the stem of a plant.
a soft or fleshy part of an animal body.
Also called dental pulp. the inner substance of the tooth, containing arteries, veins, and lymphatic and nerve tissue that communicate with their respective vascular, lymph, and nerve systems. See diag. under tooth.
any soft, moist, slightly cohering mass, as that into which linen, wood, etc., are converted in the making of paper.
a magazine or book printed on rough, low-quality paper made of wood pulp or rags, and usually containing sensational and lurid stories, articles, etc. Compare slick1 ( def 9 ).
ore pulverized and mixed with water.
dry crushed ore.
verb (used with object)
to reduce to pulp.
to reduce (printed papers, books, etc.) to pulp for use in making new paper.
to remove the pulp from.
verb (used without object)
to become reduced to pulp.

1555–65; earlier pulpe < Latin pulpa flesh, pulp of fruit

pulper, noun
pulpless, adjective
pulplike, adjective
depulp, verb (used with object)
unpulped, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
pulp (pʌlp)
1.  soft or fleshy plant tissue, such as the succulent part of a fleshy fruit
2.  a moist mixture of cellulose fibres, as obtained from wood, from which paper is made
3.  a.  a magazine or book containing trite or sensational material, and usually printed on cheap rough paper
 b.  (as modifier): a pulp novel
4.  dentistry the soft innermost part of a tooth, containing nerves and blood vessels
5.  any soft soggy mass or substance
6.  mining pulverized ore, esp when mixed with water
7.  to reduce (a material or solid substance) to pulp or (of a material or solid substance) to be reduced to pulp
8.  (tr) to remove the pulp from (fruit)
[C16: from Latin pulpa]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Word Origin & History

1563, from L. pulpa "animal or plant pulp, pith of wood." The adjective meaning "sensational" is from pulp magazine (1931), so called from pulp in sense of "the type of rough paper used in cheaply made magazines and books" (1727).
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

pulp (pŭlp)

  1. A soft, moist, shapeless mass of matter.

  2. Dental pulp.

  3. The soft, moist part of fruit.

pulp'ous (pŭl'pəs) or pulp'y adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
pulp   (pŭlp)  Pronunciation Key 
  1. The soft tissue forming the inner structure of a tooth and containing nerves and blood vessels.

  2. The soft moist part of a fruit, especially a drupe or pome.

  3. The soft pith forming the contents of the stem of a plant.

The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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American Heritage
Cultural Dictionary

pulp definition

The soft tissue, containing blood vessels and nerves, that makes up the interior of the tooth.

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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