crookes-tube
Crookes" tube` (krks" tb`). (Phys.) Defn: A vacuum tube in which the exhaustion is carried to a very high degree, with the production of a distinct class of effects; -- so called from W. Crookes who introduced it.
Crookes" tube` (krks" tb`). (Phys.) Defn: A vacuum tube in which the exhaustion is carried to a very high degree, with the production of a distinct class of effects; -- so called from W. Crookes who introduced it.