Wikidata:WikiProject Ontology/Second order classes

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# Second order class Description Model items
1 taxonomic rank level in a taxonomic hierarchy
2 drug class category of drugs used to classify a drug according to certain criteria
3 group or class of chemical substances set of chemical substances that share a common characteristic
4 Wikidata metaclass class of classes, class whose instances are classes
5 second-order class metaclass whose instances are classes of individuals cell type
6 metaclass of ambassadors
7 structural class of chemical compounds set of compounds sharing a common structural feature to which is attached a variable part (or parts) defining a specific compound of the class
8 mayor of a place in the United States mayoral office in a locale of the United States
9 mayor of a place in Essex County, New Jersey
10 rank of mineral taxonomy
11 pharmacological class of chemical compounds set of compounds sharing a similar pharmacological properties
12 group of ions set of several ions (e.g. two isomeric cis/trans ions, three isomeric ortho, meta, para ions); such set have countable, usually small number of elements
13 tractor model series group of related tractor models sharing the same basic design
14 group of chemical compounds set of several chemical compounds; such set have countable, usually small number of elements
15 class of chemical compounds with similar applications or functions set of compounds sharing a similar applications or functions
16 class of chemical compounds with similar source or occurrence set of compounds sharing a similar source or occurence
17 automobile model series group of related automobile models
18 military unit class classification of military organizations by specific features
19 motorcycle model series group of related motorcycle models
20 structural class of ions set of electrically charged compounds sharing a common structural feature to which is attached a variable part (or parts) defining a specific ion of the class
21 group or class of molecular entities set of molecular entities that shares a common characteristic
22 imprecise class of chemical compounds set of chemical compounds with imprecisely defined common features, that have no classification value
23 group or class of strains set of bacterial strains that share a common characteristic
24 group or class of proteins any class, set, or group of proteins; proteins need not be related
25 anatomical metaclass
26 rank of Alps taxonomy
27 group or class of physical objects
28 type of fixed-size set type of collection of entities that is defined by the number of elements
29 medical metaclass
End of automatically generated list.