The word, phrase, graphic, chemical structure, equation, or other “noun” that is being defined or described with a definition in a definition list (two part list). The term occupies the first column of a two-part list and is the subject of the definition or description, which occupies the second column.
<!ELEMENT term (#PCDATA %term-elements;)* >
Any combination of:
<article> ... <back> ... <glossary> <gloss-group> <def-list> <title>ABBREVIATIONS</title> <term-head>Abbreviation</term-head> <def-head>Expansion</def-head> <def-item><term id="G1">PAP I</term> <def><p>poly(A)polymerase I</p></def> </def-item> <def-item><term id="G2">PNPase</term> <def><p>polynucleotide phosphorylase</p></def> </def-item> </def-list> </gloss-group> </glossary> ... </back> </article>