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    HUGOHuman Genome Organisation (HUGO) Gene Nomenclature Committee at the European Bioinformatics Institute approves a gene name and symbol (short-form abbreviation) for each known...
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    Human Phenotype OntologyThe Human Phenotype Ontology is being developed to provide a structured and controlled vocabulary for the phenotypic features encountered in human hereditary and other disease....
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    Host Pathogen Interactions OntologyOntology for host pathogen interactions in farmed animals
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    HOM-HARVARDHOM-HARVARD demographics for i2b2
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    Ontology of homology and related concepts in biologyThis ontology represents concepts related to homology, as well as other concepts used to describe similarity and non-homology.
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    HEALTH_INDICATORSStandardized health outcome and health determinant indicators as maintained by the CDCâ??s National Center for Health Statistics
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    Health Level SevenThis version is the first update to Normative RIM, Release 3. It is based on changes approved in Harmonization in November 2010. This release of the RIM is bound to HL7 Abstract...
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    HCPCSHealthcare Common Procedure Coding System
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    Hymenoptera Anatomy OntologyA structured controlled vocabulary of the anatomy of the Hymenoptera (bees, wasps, sawflies and ants)
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    Gene Regulation OntologyThe Gene Regulation Ontology (GRO) is a conceptual model for the domain of gene regulation. It covers processes that are linked to the regulation of gene expression as well as...
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    Cereal plant gross anatomyA structured controlled vocabulary for the anatomy of Gramineae. Please note that this ontology has now been superseded by the Plant Ontology.
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    Cereal Plant DevelopmentA structured controlled vocabulary for describing cereal plant development and growth stages. Please note that this ontology has now been superseded by the Plant Ontology.
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    Gene OntologyProvides structured controlled vocabularies for the annotation of gene products with respect to their molecular function, cellular component, and biological role. The Gene...
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    Gene Ontology ExtensionGene Ontology Extension
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    General Formal Ontology: BiologyGFO-Bio is a biological core ontology built on the General Formal Ontology.
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    General Formal OntologyThe General Formal Ontology (GFO) is a top-level ontology integrating objects and processes.
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    GeoSpecies OntologyThis ontology was designed to help integrate species concepts with species occurrences, gene sequences, images, references and geographical information. See also Taxonconcept.org
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    Fission Yeast Phenotype OntologyFYPO is a formal ontology of phenotypes observed in fission yeast. FYPO is being developed to support the comprehensive and detailed representation of phenotypes in PomBase, the...
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    Foundational Model of AnatomyFMA is a domain ontology that represents a coherent body of explicit declarative knowledge about human anatomy. The description of how this OWL version was generated is in...
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    Influenza OntologyStarting in the fall of 2007, a collaborative group of influenza researchers have established an influenza ontology. The influenza ontology is an application ontology....
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    Family Health History OntologyThe FHHO facilitates representing the family health histories of persons related by biological and/or social family relationships (e.g. step, adoptive) who share genetic,...
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    FDA Medical Devices (2010)Medical Devices as downloaded from the FDA site in Jan. 2011
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    Fly taxonomyThe taxonomy of the family Drosophilidae (largely after Baechli) and of other taxa referred to in FlyBase.
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    Drosophila developmentA structured controlled vocabulary of the development of Drosophila melanogaster.
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    FlyBase Controlled VocabularyA structured controlled vocabulary used for various aspects of annotation by FlyBase.This ontology is maintained by FlyBase for various aspects of annotation not covered, or not...
