Sentence:  She had even steeled herself to keep Juanita upstairs in the nurse 's room off the empty nursery , although the girl tried to insist on moving back to the quarters to spare Kate remembrance of the <WSD>baby</WSD> 's death . 
Meaning of the word marked with <WSD> tags:  a very young child (birth to 1 year) who has not yet begun to walk or talk