{"query": "Erbium (Er) — element 68", "count": 7, "results": [{"id": "card_ref_el_068", "title": "Erbium (Er) — element 68", "shelf": "chemistry", "surface": "secular", "snippet": "Atomic number 68. Symbol Er. Standard atomic weight 167.259. The erbium atom carries 68 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_erbium", "title": "erbium", "shelf": "dictionary", "surface": "secular", "snippet": "erbium: (noun) a trivalent metallic element of the rare earth group; occurs with yttrium — syn: Er, atomic number 68", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "generated": false}, {"id": "card_src_drug_erbium_metallicum", "title": "Erbium Metallicum", "shelf": "medicine", "surface": "secular", "snippet": "Erbium Metallicum: a HUMAN OTC DRUG, pellet given by the oral route.", "authority_tier": "reference", "source": "openFDA / FDA NDC Directory (public domain)", "generated": false}, {"id": "card_src_drug_erbium_sulphuricum", "title": "Erbium Sulphuricum", "shelf": "medicine", "surface": "secular", "snippet": "Erbium Sulphuricum: a HUMAN OTC DRUG, pellet given by the oral route.", "authority_tier": "reference", "source": "openFDA / FDA NDC Directory (public domain)", "generated": false}, {"id": "card_src_drug_aluminum_antimony_barium_beryllium_bismuth_boron_bromine_calcium_carbon_cerium_cesium_chloride_chromium_cobalt_copper_dysprosium_erbium_europium_fluoride_gadolinium_gallium_germanium_gold_hafnium_holmium_indium_iodine_iridium_iron_lanthanum_lithium_lutetium_magnesium_manganese_molybdenum_neodymium_nickel_niobium_osmium_palladium_phosphorus_platinum_potassium_praseodymium_rhenium_rhodium_rubidium_ruthenium_samarium_scandium_selenium_silicon_silver", "title": "Aluminum, Antimony, Barium, Beryllium, Bismuth, Boron, Bromine, Calcium, Carbon, Cerium, Cesium, Chloride, Chromium, Cobalt, Copper, Dysprosium, Erbium, Europium, Fluoride, Gadolin", "shelf": "medicine", "surface": "secular", "snippet": "Aluminum, Antimony, Barium, Beryllium, Bismuth, Boron, Bromine, Calcium, Carbon, Cerium, Cesium, Chloride, Chromium, Cobalt, Copper, Dysprosium, Erbium, Europium, Fluoride, Gadolinium, Gallium, German", "authority_tier": "reference", "source": "openFDA / FDA NDC Directory (public domain)", "generated": false}, {"id": "card_src_word_atomic_number_68", "title": "atomic number 68", "shelf": "dictionary", "surface": "secular", "snippet": "atomic number 68: (noun) a trivalent metallic element of the rare earth group; occurs with yttrium — syn: erbium, Er", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "generated": false}, {"id": "card_src_word_er", "title": "er", "shelf": "dictionary", "surface": "secular", "snippet": "er: (noun) a trivalent metallic element of the rare earth group; occurs with yttrium — syn: erbium, atomic number 68 · (noun) a room in a hospital or clinic staffed and equipped to provide emergency c", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "generated": false}]}