Definition:-

• Engaging or ready to engage in physically energetic pursuits. (adjective)
• Pursuing an occupation or activity at a particular place or in a particular way. (adjective)
• (of a thing) working; operative. (adjective)
• Denoting a voice of verbs in which the subject is typically the person or thing performing the action and which can take a direct object (e.g. she loved him as opposed to the passive form he was loved). (adjective)
• An active form of a verb. (noun)