Sentence:  He tried to persuade Cicely to stay away from the ball-room for a fourth dance. ... But she said she must <WSD>go back</WSD>, and when they joined the crowd again ... she found her mother standing up before the seat on which she had sat all the evening searching anxiously for her with her eyes, and her father by her side. 
Meaning of the word marked with <WSD> tags:  To return to a place after having been there at a previous time.