Vocabulary.com

Vocabulary.com combines dictionary information with vocabulary learning activities, helping readers explore meanings and practise unfamiliar words through its supported educational tools.

It is useful for investigating a term, subject or reference question. Its focus includes Word definitions, Vocabulary practice and Learning activities, helping a visitor identify what kind of answer or source the service provides and where the original material needs to be read in context.

The official Vocabulary.com site includes sections for Dictionary, Word of the day and Research.