pessimistic

Meanings

1. 1
   adj

   Marked by pessimism and little hopefulness; expecting the worst.

   a pessimistic view of the future

2. 2
   adj

   Pertaining to the worst-case scenario.

   a pessimistic estimate

3. 3
   adj

   Taking out exclusive locks on data to prevent conflicts with other processes that might modify it.

   pessimistic concurrency; pessimistic locking

4. 4
   adj

   expecting the worst possible outcome

Etymology

From pessimist + -ic.