Definition of "Attention" :

noun: the work of providing treatment for or attending to someone or something

"The old car needs constant attention."

noun: a courteous act indicating affection

"She tried to win his heart with her many attentions."

noun: a motionless erect stance with arms at the sides and feet together; assumed by military personnel during drill or review

"The troops stood at attention."

noun: the faculty or power of mental concentration

"Keeping track of all the details requires your complete attention."

noun: the process whereby a person concentrates on some features of the environment to the (relative) exclusion of others

noun: a general interest that leads people to want to know more

"She was the center of attention."