What's the difference between where and whereon?

Where


Definition:

  • (pron. & conj.) Whether.
  • (adv.) At or in what place; hence, in what situation, position, or circumstances; -- used interrogatively.
  • (adv.) At or in which place; at the place in which; hence, in the case or instance in which; -- used relatively.
  • (adv.) To what or which place; hence, to what goal, result, or issue; whither; -- used interrogatively and relatively; as, where are you going?
  • (conj.) Whereas.
  • (n.) Place; situation.

Example Sentences:

Whereon


Definition:

  • (adv.) On which; -- used relatively; as, the earth whereon we live.
  • (adv.) On what; -- used interrogatively; as, whereon do we stand?

Example Sentences:

  • (1) With the patient in a supine position, the droplets could be positioned over the macula in the preretinal vitreous space, whereon the FTBA PO2 could be influenced by the preretinal oxygen concentration.
  • (2) The heart was the only one of all the internal organs whereon significant pathologic changes were observed during autopsy.