{"query": "Polonium (Po) — element 84", "count": 5, "results": [{"id": "card_ref_el_084", "title": "Polonium (Po) — element 84", "shelf": "chemistry", "surface": "secular", "snippet": "Atomic number 84. Symbol Po. Standard atomic weight 209.0. The polonium atom carries 84 protons in its nucleus; its place in the periodic table is fixed by that count. Verified reference data.", "authority_tier": "reference", "source": "Verified reference — chemistry", "generated": false}, {"id": "card_src_word_polonium", "title": "polonium", "shelf": "dictionary", "surface": "secular", "snippet": "polonium: (noun) a radioactive metallic element that is similar to tellurium and bismuth; occurs in uranium ores but can be produced by bombarding bismuth with neutrons in a nuclear reactor — syn: Po,", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "generated": false}, {"id": "card_src_word_po", "title": "po", "shelf": "dictionary", "surface": "secular", "snippet": "po: (noun) a radioactive metallic element that is similar to tellurium and bismuth; occurs in uranium ores but can be produced by bombarding bismuth with neutrons in a nuclear reactor — syn: polonium,", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "generated": false}, {"id": "card_src_pron_polonium", "title": "polonium", "shelf": "pronunciation", "surface": "secular", "snippet": "polonium: pronounced (ARPABET) P AH0 L OW1 N IY0 AH0 M. From the CMU Pronouncing Dictionary — the standard machine-readable pronunciations of North American English.", "authority_tier": "reference", "source": "CMU Pronouncing Dictionary (cmudict) — BSD-2-Clause, Carnegie Mellon", "generated": false}, {"id": "card_src_word_atomic_number_84", "title": "atomic number 84", "shelf": "dictionary", "surface": "secular", "snippet": "atomic number 84: (noun) a radioactive metallic element that is similar to tellurium and bismuth; occurs in uranium ores but can be produced by bombarding bismuth with neutrons in a nuclear reactor — ", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "generated": false}]}