Definition

1. Adjective:
   • Occurring or operating at the same time: Describes events, processes, or actions that happen simultaneously or overlap in duration.
   • Existing or acting in conjunction; cooperating: Describes forces, opinions, or authorities that combine or agree.
   • Meeting at or tending toward one point; convergent: Used in geometry to describe lines that meet at a common point.

Usage Examples

• Adjective:
  • The software runs two concurrent processes to improve efficiency.
  • The judge received concurrent sentences for the two crimes, meaning they will be served simultaneously.
  • Their concurrent efforts led to the project's rapid completion.

Advanced Usage

• "Concurrent with": Happening at the same time as something else.
  • The policy change was concurrent with the new leadership.
• In computing: Refers to tasks executed in overlapping time periods, not necessarily at the same instant.
  • The system supports concurrent user sessions.

Variants and Related Words

• Concurrence (n): The fact of two or more events or circumstances happening or existing at the same time; agreement.
  • The concurrence of these events was remarkable.
• Concurrently (adv): At the same time; simultaneously.
  • The two classes are taught concurrently.

Synonyms

• Simultaneous: Happening, existing, or done at the same time.
• Coincident: Occurring together in space or time.
• Parallel: Similar and happening at the same time.

Antonyms

• Sequential: Forming or following a logical order or sequence in time.
• Separate: Not joined or connected; distinct in time.
• Nonconcurrent: Not occurring at the same time.

Related Phrases and Idioms

• Concurrent jurisdiction: A situation in which two or more courts have the authority to hear the same case.
• Concurrent resolution: A legislative measure passed by both houses of a bicameral legislature that does not require executive approval.

Adjective

1. occurring or operating at the same time
   • a series of coincident events