What does ATTENTION mean?

noun

1. the process whereby a person concentrates on some features of the environment to the (relative) exclusion of others
2. the work of providing treatment for or attending to someone or something“no medical care was required”
3. a general interest that leads people to want to know more“She was the center of attention”
4. a courteous act indicating affection“she tried to win his heart with her many attentions”
5. the faculty or power of mental concentration“keeping track of all the details requires your complete attention”
6. 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”