Definition:
The infinitive form of the verb is used with 'to'. For example, to play, to study, to fly, to dance. The infinitive is often used together with other verbs. For example, I hope to see you soon.
By Kenneth Beare, About.com Guide
The infinitive form of the verb is used with 'to'. For example, to play, to study, to fly, to dance. The infinitive is often used together with other verbs. For example, I hope to see you soon.