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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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desideratum
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n 1: something desired as a necessity; "the desiderata for a
vacation are time and money"
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erratum
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n 1: a mistake in printed matter resulting from mechanical
failures of some kind [syn: misprint, erratum,
typographical error, typo, literal error, literal]
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petrolatum
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n 1: a semisolid mixture of hydrocarbons obtained from
petroleum; used in medicinal ointments and for lubrication
[syn: petrolatum, petroleum jelly, mineral jelly]
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rectum
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n 1: the terminal section of the alimentary canal; from the
sigmoid flexure to the anus
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stratum
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n 1: one of several parallel layers of material arranged one on
top of another (such as a layer of tissue or cells in an
organism or a layer of sedimentary rock)
2: people having the same social, economic, or educational
status; "the working class"; "an emerging professional class"
[syn: class, stratum, social class, socio-economic
class]
3: an abstract place usually conceived as having depth; "a good
actor communicates on several levels"; "a simile has at least
two layers of meaning"; "the mind functions on many strata
simultaneously" [syn: level, layer, stratum]
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substratum
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n 1: a surface on which an organism grows or is attached; "the
gardener talked about the proper substrate for acid-loving
plants" [syn: substrate, substratum]
2: any stratum or layer lying underneath another [syn:
substrate, substratum]
3: an indigenous language that contributes features to the
language of an invading people who impose their language on
the indigenous population; "the Celtic languages of Britain
are a substrate for English" [syn: substrate, substratum]
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ultimatum
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n 1: a final peremptory demand
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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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factum
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statum
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higginbottom
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chatham
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tatom
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euratom
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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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