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atom
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n 1: (physics and chemistry) the smallest component of an
element having the chemical properties of the element
2: (nontechnical usage) a tiny piece of anything [syn: atom,
molecule, particle, corpuscle, mote, speck]
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datum
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n 1: an item of factual information derived from measurement or
research [syn: datum, data point]
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system
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n 1: instrumentality that combines interrelated interacting
artifacts designed to work as a coherent entity; "he bought
a new stereo system"; "the system consists of a motor and a
small computer"
2: a group of independent but interrelated elements comprising a
unified whole; "a vast system of production and distribution
and consumption keep the country going" [syn: system,
scheme]
3: (physical chemistry) a sample of matter in which substances
in different phases are in equilibrium; "in a static system
oil cannot be replaced by water on a surface"; "a system
generating hydrogen peroxide"
4: a complex of methods or rules governing behavior; "they have
to operate under a system they oppose"; "that language has a
complex system for indicating gender" [syn: system, system
of rules]
5: an organized structure for arranging or classifying; "he
changed the arrangement of the topics"; "the facts were
familiar but it was in the organization of them that he was
original"; "he tried to understand their system of
classification" [syn: arrangement, organization,
organisation, system]
6: a group of physiologically or anatomically related organs or
parts; "the body has a system of organs for digestion"
7: a procedure or process for obtaining an objective; "they had
to devise a system that did not depend on cooperation"
8: the living body considered as made up of interdependent
components forming a unified whole; "exercise helped him get
the alcohol out of his system"
9: an ordered manner; orderliness by virtue of being methodical
and well organized; "his compulsive organization was not an
endearing quality"; "we can't do it unless we establish some
system around here" [syn: organization, organisation,
system]
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totem
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n 1: a clan or tribe identified by their kinship to a common
totemic object
2: emblem consisting of an object such as an animal or plant;
serves as the symbol of a family or clan (especially among
American Indians)
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ultimatum
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n 1: a final peremptory demand
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verbatim
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adv 1: using exactly the same words; "he repeated her remarks
verbatim" [syn: verbatim, word for word]
adj 1: in precisely the same words used by a writer or speaker;
"a direct quotation"; "repeated their dialog verbatim"
[syn: direct, verbatim]
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adiantum
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n 1: cosmopolitan genus of ferns: maidenhair ferns; in some
classification systems placed in family Polypodiaceae or
Adiantaceae [syn: Adiantum, genus Adiantum]
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postmortem
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adj 1: occurring or done after death; "postmortem changes"; "a
postmortem examination to determine cause of death";
"postmortal wounds" [syn: postmortem, postmortal]
[ant: antemortem]
2: after death or after an event; "a postmortem examination to
determine the cause of death"; "the postmortem discussion of
the President's TV address"
n 1: discussion of an event after it has occurred [syn:
postmortem, post-mortem]
2: an examination and dissection of a dead body to determine
cause of death or the changes produced by disease [syn:
autopsy, necropsy, postmortem, post-mortem, PM,
postmortem examination, post-mortem examination]
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cementum
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n 1: a specialized bony substance covering the root of a tooth
[syn: cementum, cement]
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omentum
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n 1: a fold of peritoneum supporting the viscera
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tomentum
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n 1: filamentous hairlike growth on a plant; "peach fuzz" [syn:
hair, fuzz, tomentum]
2: a network of tiny blood vessels between the cerebral surface
of the pia mater and the cerebral cortex [syn: tomentum,
tomentum cerebri]
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indumentum
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n 1: a covering of fine hairs (or sometimes scales) as on a leaf
or insect [syn: indumentum, indument]
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ageratum
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n 1: rhizomatous plant of central and southeastern United States
and West Indies having large showy heads of clear blue
flowers; sometimes placed in genus Eupatorium [syn:
mistflower, mist-flower, ageratum, Conoclinium
coelestinum, Eupatorium coelestinum]
2: any plant of the genus Ageratum having opposite leaves and
small heads of blue or white flowers
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tatum
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n 1: United States biochemist who discovered how genes act by
regulating definite chemical events (1909-1975) [syn:
Tatum, Edward Lawrie Tatum]
2: United States jazz pianist who was almost completely blind;
his innovations influenced many other jazz musicians
(1910-1956) [syn: Tatum, Art Tatum, Arthur Tatum]
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pomatum
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n 1: hairdressing consisting of a perfumed oil or ointment [syn:
pomade, pomatum]
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teetotum
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n 1: a conical child's plaything tapering to a steel point on
which it can be made to spin; "he got a bright red top and
string for his birthday" [syn: top, whirligig,
teetotum, spinning top]
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superstratum
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n 1: any stratum or layer superimposed on another [syn:
superstrate, superstratum]
2: the language of a later invading people that is imposed on an
indigenous population and contributes features to their
language [syn: superstrate, superstratum]
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factum
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higginbottom
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reaccustom
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antietam
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tapetum
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chatham
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euratom
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rowbotham
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cheetham
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tatham
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gotham
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higginbotham
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satem
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