Term: observatory: a building designed and equipped to observe astronomical phenomena
Broader: building: a structure that has a roof and walls and stands more or less permanently in one place | Unrelated: challis: a soft lightweight fabric (usually printed)
Broader: building: a structure that has a roof and walls and stands more or less permanently in one place | Unrelated: open-heart surgery: heart surgery in which the rib cage is spread open, the heart is stopped and blood is detoured through a heart-lung machine while a heart valve or coronary artery is surgically repaired
Broader: building: a structure that has a roof and walls and stands more or less permanently in one place | Unrelated: marcel: a hairdo characterized by deep regular waves that are made by a heated curling iron
Broader: building: a structure that has a roof and walls and stands more or less permanently in one place | Unrelated: cleanliness: the habit of keeping free of superficial imperfections
Broader: building: a structure that has a roof and walls and stands more or less permanently in one place | Unrelated: oxalate: a salt or ester of oxalic acid
Broader: building: a structure that has a roof and walls and stands more or less permanently in one place | Unrelated: quern: a primitive stone mill for grinding corn by hand
Broader: building: a structure that has a roof and walls and stands more or less permanently in one place | Unrelated: asclepiadaceae: widely distributed family of herbs and shrubs of the order Gentianales; most with milky juice
Broader: building: a structure that has a roof and walls and stands more or less permanently in one place | Unrelated: going-out-of-business sale: a sale of all the tangible assets of a business that is about to close
Broader: building: a structure that has a roof and walls and stands more or less permanently in one place | Unrelated: whaleboat: a long narrow boat designed for quick turning and use in rough seas
Broader: building: a structure that has a roof and walls and stands more or less permanently in one place | Unrelated: staysail: a fore-and-aft sail set on a stay (as between two masts)