1. Cause to open or to become open
   - open 
2. Become available
   "an opportunity opened up"
   - open 
3. Make available
   "This opens up new possibilities"
   - open 
4. Open up an area or prepare a way
   - pioneer 
5. Start to operate or function or cause to start operating or functioning
   - open 
6. Become open
   - open 
7. Talk freely and without inhibition

Derived forms: opened up, opening up, opens up

See also: open

Type of: afford, arise, change state, come up, give, innovate, introduce, mouth, speak, talk, turn, utter, verbalise [Brit], verbalize, yield

Antonym: close up

• Jupiter Fulminator
• Jupiter Optimus Maximus
• Jupiter Pluvius
• Jupiter Tonans
• Jupiter's beard
• Jura
• jural
• Jurassic
• Jurassic period
• jurat
• juridic
• juridical
• juridically
• jurisconsult
• jurisdiction
• jurisdictional
• jurisprudence
• jurisprudent
• jurisprudential
• jurisprudentially
• jurist
• juristic
• juror
• jury
• jury box