formicary

/ˈfɔːrmɪˌkɛri/
noun
  1. A nest of ants, especially an anthill or an artificial structure for keeping ants.
    • The formicary under the old tree was home to thousands of ants.
    • We built a glass formicary so we could observe the ant colony.
    • The children watched the ants busily working in the formicary.
Synonyms
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