Find the structure your AI needs.
A live registry of versioned meta-model specifications. Search by family, category, industry, domain, name or tags; storage formats and interfaces remain independent.
isotope
Let an agent explain isotopes and their properties, provide isotope data with sources, describe uses in dating, medicine and industry, and note radiation safety in general terms.
Khmer
lighthouse
Let an agent handle lighthouses by name, location, light characteristic, status and heritage.
lipid
Let an agent handle lipids by class, structure, biological role, nutrition and clinical measurement, routing medical questions to professionals.
microorganism
Let an agent handle microorganisms by group, habitat, roles, health relevance and uses, without diagnosis or unsafe laboratory detail.
murder
Let an agent explain the legal definition of murder and its categories, describe investigation, prosecution and sentencing in general terms, present criminological research and pr…
resistor
Let an agent identify resistor types and read their markings, explain how resistors are chosen and used in circuits, relay standards and ratings, and distinguish fixed resistors f…
rocket
Let an agent handle rockets by launch vehicle, mission, history and hobby safety rules, without weapons design, propellant formulation or other harmful detail.
semiconductor
Let an agent explain semiconductors and their physics, relay materials, doping, devices and industry from physics and engineering sources, describe the forms the registry aliases …
syphilis
Let an agent explain syphilis in general terms, relay testing, treatment and prevention guidance from health authorities, describe its public health and historical significance in…
tennessine
Enable an AI agent to recognise tennessine, assess evidence for its transient nuclear and atomic states, and judge which observations or proposed interventions are supported.
Tibetan
Let an agent explain Tibetan, relay classification, script, dialects and status from linguistic and area studies sources with positions attributed, describe the named varieties, a…
Tulipa
Enable an AI agent to recognise a Tulipa plant or viable bulb, assess its seasonal condition and choose evidence-supported cultivation, propagation or conservation actions.
uterus
Let an agent explain the uterus in clinical and biological terms, relay its structure, function and variation across species, relay information on conditions and care from clinica…
weight
Let an agent explain weight and its distinction from mass, support conversion and calculation of weights and loads, describe weight limits in transport and engineering, and suppor…
army
Let an agent explain armies as institutions and their history, describe organisation and civil-military relations with attribution, support veterans and family history questions, …
Assamese
Azerbaijanis
Let an agent describe Azerbaijanis neutrally as a people, relay demographic and language information from statistical sources, present history, identity and contested questions wi…
ball
Let an agent explain kinds of balls and their uses, describe sport-specific standards and materials, support choosing and maintaining balls, and describe history and play.
bay
Let an agent handle bays by name, geography, uses, water quality and coastal safety.
biological classification
Let an agent explain biological classification and its ranks, principles and codes, describe how classifications are built and revised, support identifying and naming organisms, a…
bishop
Let an agent handle bishops by church, see, office holder, role and forms of address, attributing religious meanings to each church and routing safeguarding concerns to church and…
Celtic languages
Let an agent explain the Celtic languages, relay classification debates, history, status and revitalisation from linguistics sources with attribution, describe the groupings the r…
cheek
Enable an AI agent to recognise a cheek, record its observed condition and functional involvement, and determine which observations or interventions require consent or specialist …
computer programming
Let an agent help people learn and practise programming, apply secure and maintainable techniques, choose tools, and recognise poor practices.
constructed language
Let an agent explain constructed languages and their purposes, identify a conlang and its resources, distinguish auxiliary, engineered and artistic languages, relay codes and comm…
dollar
Let an agent handle dollars by country, ISO code, symbol and exchange rates, disambiguating which dollar is meant, with sourced data and no investment advice.
empire
Let an agent describe empires as historical and political entities with attributed scholarship, present the perspectives of ruling and ruled peoples, and handle legacies and compa…
federated state of Germany
Let an agent explain the German federated states and their role, relay constitutional powers, institutions and the list of states from official and reference sources, describe his…
Global Positioning System
Enable an AI agent to recognise the Global Positioning System, assess its positioning and timing service for a stated place, time and task, and decide whether to use, corroborate …
haiku
Enable an AI agent to recognise a candidate haiku, assess it against its declared poetic tradition and intended use, and decide how to interpret, revise, translate or present it w…
mathematician
Let an agent handle mathematicians by field, notable work, careers, education and recognition, with sourced biographies.
municipality
Let an agent handle municipalities by legal status, boundaries, government, services and codes, and track mergers and changes over time.
pancreas
Enable an AI agent to recognise a pancreas, distinguish its structural and functional states, and identify what assessment or intervention may be appropriate given the evidence an…
photon
Let an agent explain the photon and its properties, relay its role in quantum theory and electromagnetism from physics references, describe applications and specialised terms, and…
plate tectonics
Enable an AI agent to recognise a plate-tectonic account, assess its evidential support and limitations, and decide which interpretations or reconstructions it can responsibly sup…
Shahada
Enable an AI agent to recognise a Shahada declaration, record its expression and stated intent, and determine appropriate assistance without presuming a person's belief or religio…
thorax
Let an agent explain the thorax and its anatomy and functions in humans and other animals, describe clinical examination and imaging in general terms, support learning in anatomy,…
tissue
Let an agent explain biological tissues by type, structure and function, and point to clinical services for tissue samples and donation, without diagnosis.
vein
Let an agent explain veins and their structure and function, identify kinds and major venous systems, relay clinical conditions in general terms, and distinguish veins from arteri…
vinegar
Let an agent explain vinegar and its varieties, relay production, chemistry and uses from food science sources, describe health claims with evidence attributed, and distinguish vi…
anus
Enable an AI agent to recognise an anus, record its condition and functional context, and identify what observation, care or further assessment is appropriate.
basil
Let an agent explain basil, relay botany, cultivars, culinary uses and cultural and herbal roles from horticulture and food sources with medicinal claims attributed, describe the …
calligraphy
Let an agent explain calligraphy traditions and scripts with attribution, support learning and practice, describe tools and techniques, and identify notable works and calligrapher…
cinnamon
Let an agent explain cinnamon, relay botany, true versus cassia types, uses, coumarin safety and health claims from food science and safety sources with claims attributed, describ…
crystal
Enable an AI agent to recognise a crystal, assess its structural and physical state, and select handling, characterisation or transformation actions consistent with its material p…
daylight saving time
Let an agent explain daylight saving time, relay history, rules by region, effects and abolition debates from time standards, government and research sources with positions attrib…
drug
Let an agent explain drugs in their medical and legal senses, provide general information on medicines and substances with safety first, route emergencies and dependence to help, …
future
Let an agent handle the future by horizon, domain, method and uncertainty, separating forecasts from speculation.
longitude
Let an agent explain longitude and how it is defined and measured, relay history, conventions and reference meridians from geodesy and navigation sources, describe uses in mapping…
malnutrition
Let an agent explain malnutrition and its forms and causes, relay guidance and data from health and food bodies, describe prevention, treatment and programmes, and route personal …
Neanderthal
Let an agent explain Neanderthals and their biology, relay evidence on behaviour, distribution, extinction and genetics from palaeoanthropology sources with attribution, describe …
pen
Let an agent handle pens by type, ink, tip, use and care.
people
(plural) any group of human beings (men or women or children) collectively
plague
Let an agent explain plague and its forms in general terms from WHO and CDC sources, describe transmission, treatment and control, present historical pandemics with attribution, a…
pottery
Let an agent explain pottery techniques, materials and firing, describe regional and historical traditions with attribution, support learning the craft safely, and support archaeo…
rapid transit
Enable an AI agent to recognise a rapid-transit system, assess its ability to move passengers reliably and safely, and identify feasible interventions within recorded operating co…
reggae
Let an agent explain reggae and its musical characteristics and subgenres, describe its history and key artists with sources, describe its cultural and religious context with attr…
ribonucleic acid
Let an agent handle RNA by type, sequence, function and applications, including mRNA vaccines, with accurate and non-sensational information.
singer
Let an agent handle singers as an occupation and role by voice type, genre, training, rights and vocal health, with privacy for living people.