wals_values_metadata.json

{
  "dataset_name": "WALS Feature Values",
  "last_updated": "2026-01-15",
  "source": "WALS - World Atlas of Language Structures (wals.info)",
  "record_count": 76475,
  "fields": {
    "ID": "Unique value identifier combining language code, parameter ID, and value (e.g., '81A-aab')",
    "Language_ID": "WALS language identifier code (e.g., 'aab')",
    "Parameter_ID": "WALS parameter/feature identifier (e.g., '81A' for Order of Subject, Object and Verb)",
    "Value": "Numeric value code for the feature in this language",
    "Code_ID": "Combined parameter-value code (e.g., '81A-2')",
    "Comment": "Additional notes or comments on the data point",
    "Source": "Bibliographic source reference with page numbers",
    "Example_ID": "Reference to an example illustrating this feature value"
  },
  "notes": "Each row represents one typological feature value for one language. Links to wals_languages.csv via Language_ID and wals_parameters.csv via Parameter_ID. Part of the World Atlas of Language Structures, a large database of structural (phonological, grammatical, lexical) properties of languages."
}