大不列颠百科全书 dàbùlièdiānbǎikēquánshū Encyclopædia Britannica Origin Definitions Defs Strokes Stroke Words Sentences Sents 大不列颠 大不列顛 dàbùlièdiān proper noun Great Britain Great Britain; the largest island in Europe, consisting of England, Scotland, and Wales百科全书 百科全書 bǎikēquánshū noun encyclopedia a comprehensive reference book or set of books covering all branches of knowledge or a specific field of study