convene

Short definition from Wiktionary

Verb

1. 1
   To come together; to meet; to unite.
2. 2
   To come together, as in one body or for a public purpose; to meet; to assemble.
3. 3
   To cause to assemble; to call together; to convoke; to summon.
4. 4
   To summon judicially to meet or appear.
5. 5
   To make a convention; to declare a rule by convention.