Term: control tower: a tower with an elevated workspace enclosed in glass for the visual observation of aircraft around an airport
Broader: tower: a structure taller than its diameter; can stand alone or be attached to a larger building | Unrelated: pippin: any of numerous superior eating apples with yellow or greenish yellow skin flushed with red
Broader: tower: a structure taller than its diameter; can stand alone or be attached to a larger building | Unrelated: proselytism: the practice of proselytizing
Broader: tower: a structure taller than its diameter; can stand alone or be attached to a larger building | Unrelated: immunization: the act of making immune (especially by inoculation)
Broader: tower: a structure taller than its diameter; can stand alone or be attached to a larger building | Unrelated: cheeseburger: a hamburger with melted cheese on it
Broader: tower: a structure taller than its diameter; can stand alone or be attached to a larger building | Unrelated: athanor: a furnace that feeds itself so as to maintain a uniform temperature; used by alchemists
Broader: tower: a structure taller than its diameter; can stand alone or be attached to a larger building | Unrelated: shiism: the branch of Islam that regards Ali as the legitimate successor to Mohammed and rejects the first three caliphs
Broader: tower: a structure taller than its diameter; can stand alone or be attached to a larger building | Unrelated: field magnet: a magnet that provides a magnetic field in a dynamo or electric motor
Broader: tower: a structure taller than its diameter; can stand alone or be attached to a larger building | Unrelated: ampicillin: semisynthetic penicillin (trade names Principen and Polycillin and SK-Ampicillin)
Broader: tower: a structure taller than its diameter; can stand alone or be attached to a larger building | Unrelated: selenium cell: a photoelectric cell that uses a strip of selenium
Broader: tower: a structure taller than its diameter; can stand alone or be attached to a larger building | Unrelated: thong: underpants resembling a G-string; worn by women especially under very tight pants