1 a (1) : the ability to learn or understand or to deal with new or trying situations : REASON; also : the skilled use of reason (2) : the ability to apply knowledge to manipulate one's environment or to think abstractly as measured by objective criteria (as tests) b Christian Science : the basic eternal quality of divine Mind c : mental acuteness : SHREWDNESS
2 a : an intelligent entity; especially : ANGEL b : intelligent minds or mind <cosmic intelligence>
3 : the act of understanding : COMPREHENSION
4 a : INFORMATION, NEWS b : information concerning an enemy or possible enemy or an area; also : an agency engaged in obtaining such information
5 : the ability to perform computer functions