the work of providing treatment for or attending to someone or something | maintaining something at the most favorable temperature for its development |
a courteous act indicating affection | sitting on eggs so as to hatch them by the warmth of the body |
a motionless erect stance with arms at the sides and feet together; assumed by military personnel during drill or review | (pathology) the phase in the development of an infection between the time a pathogen enters the body and the time the first symptoms appear |
the process whereby a person concentrates on some features of the environment to the (relative) exclusion of others | |
the faculty or power of mental concentration | |
a general interest that leads people to want to know more | |