I. tel‧e‧con‧fe‧rence1 /ˈteliˌkɒnf
ərəns $ -ˌkɑːn-/
noun [countable] a discussion in which people in different places talk to each other using telephones or video equipment
[TahlilGaran] Dictionary of Contemporary English ▲
II. teleconference2 verb [intransitive] to have a meeting in which people in different places talk to each other using telephones or video equipment
—teleconferencing noun [uncountable] [TahlilGaran] Dictionary of Contemporary English ▲