Definitions and samples

  • constraint (n.) something that restricts thought or action


- Constraints on spending have forced the company to rethink its plans.

  • villain (n.) a very wicked person


- Some people believe that Richard III did not murder his nephews and was not the villain he is generally thought to have been.

  • quantify (v.) to count, measure, or express a specific amount


-  We use units of measure called degrees to quantify the temperature.

  • dense (adj.) closely packed together; thick


- Dense fog that limited visibility to 15 yards rolled into some areas after dawn.

  • arbitrary (adj.) chosen simply by whim or chance, not for any specific


- The selection of the 100 participants was completely arbitrary.