Definition of point contact in English:

point contact

Line breaks: point con|tact

noun

Electronics
  • The contact of a metal point with the surface of a semiconductor so as to form a rectifying junction.
    More example sentences
    • They studied how the conductance in a point contact changes as the density of electrons in the reservoirs and connecting channel is increased.
    • Because balls make point contact with the rails, at high loads the ball bearings will indent the rails, causing permanent damage.
    • The short rods of Fig.5, A and B, show limited side-by-side association, and many single point contacts.

More definitions of point contact

Definition of point contact in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day astrogation
Pronunciation: ˌastrə(ʊ)ˈgeɪʃ(ə)n
noun
(in science fiction) navigation in outer space