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vessels, as of water through pipes
muddy: full of or covered with mud
Definitions must use known words; if more specific words
are used, they must be terms defined in the same glossary or
dictionary:
kymogram: graph or record made by a kymograph
(кімограма)
kymograph: instrument for recording variations in pressure,
(кімограф) as of the blood, or in tension, as of a muscle, by
means of a pen or stylus that marks a rotating
drum.
Definitions should not be circular:
dense: having relatively high density
density: the quality or condition of being dense

Definitions should not be defined by negating something
else:
unequal: not equal
true: not false
insatiable: impossible to satiate
Definitions should not include unnecessary paraphrases that
only provide information that could be derived from the term
itself:
Huntington’s disease identified by George Huntington,
disease: American physician
(хорея a neurodegenerative genetic disorder that
Хантінгтона) affects muscle coordination and leads to
mental decline and behavioral symptoms
ISO standard 704 includes additional criteria for the formal
preparation of definitions in terminology.
5. A term must belong to a certain system. When the term
denotes the concept of certain professional field it belongs to the
system of that field. Terms represent concepts related among
themselves in the field of the science according to the nature of the

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