Exam: TOEFL

Definition: Able to be used or operated; functional and in working condition.

Example: The technician confirmed that the machine is operable and ready for use.

Definition: Relating to something that produces effects or responses, especially in psychology where it refers to behaviors that are influenced by their consequences.

Example: In operant conditioning, behaviors are modified by rewards or punishments.

Definition: A person or thing that performs a function or action, especially in a way that influences the environment or produces a result.

Example: In psychology, an operant is a behavior that is modified by its consequences, such as rewards or punishments.

Definition: In a way that involves behavior that is influenced by the consequences of actions.

Example: The animal learned to press the lever operantly to receive food.

Definition: To function or work in a particular way; to carry out a task or action.

Example: The machine operates efficiently even in cold weather.

Definition: To control or manage something, such as a machine or a business.

Example: She learned how to operate the new software at work.

Definition: Controlled or managed by a specific method or mechanism, such as a device that uses a battery or other power source.

Example: The battery-operated toy can move on its own without needing to be pushed.

Definition: To control or manage a machine, process, or system to perform a specific task.

Example: The technician operated the new equipment with great skill.

Definition: Relating to opera, often characterized by grand and dramatic style.

Example: The singer delivered an operatic performance that captivated the audience.

Definition: In a way that is characteristic of opera, often dramatic or theatrical in style.

Example: She sang operatically, captivating the audience with her powerful voice.

Definition: Relating to or involved in the process of functioning or working.

Example: The operating system on my computer needs to be updated.

Definition: To control or manage a machine, system, or process.

Example: The technician is operating the new software to improve efficiency.

Definition: A process or action that is carried out to achieve a specific result, often involving a series of steps or activities.

Example: The operation to build the new bridge will take several months to complete.

Definition: Relating to a theory that defines concepts in terms of observable operations or procedures.

Example: The research was guided by an operationalist approach, focusing on measurable outcomes.