Assertion: cathode | /r/HasProperty | a source of electrons
Facets:
value: in physics
type: OTHER
value: simply
type: MANNER
Source sentences:
text: cold cathode (a cathode that is a source of electrons without being heated)
text: so simply cathode is a source of electrons.
text: In physics, a cathode is a source of electrons (already been reduced) so it'll be classed as negative.