someone who gives a warning so that a mistake can be avoided

a written proposal or reminder

Cover or shelter provided by interception by an object of the sun or its rays, Any of various devices used to reduce or screen light or heat, A present reminder of a person or situation in the past, intransitive verb_ To screen from light or heat, To represent degrees of shade or shadow in, To pass from one quality, color, or thing to another by very slight changes or degrees, To make a slight reduction in

someone who gives a warning so that a mistake can be avoided, a message that helps you remember something, One who or that which reminds; anything which serves to awaken remembrance

(computer science) a symbol that appears on the computer screen to indicate that the computer is ready to receive a command, a cue given to a performer (usually the beginning of the next line to be spoken), A reminder or cue, adjective_ Quick, acting without delay, ready and willing or quick to act, Done or rendered quickly, readily, or immediately; given without delay or hesitation; -- said of conduct, verb_ give an incentive for action, assist (somebody acting or reciting) by suggesting the next words of something forgotten or imperfectly learned, To lead someone toward what they should say or do, transitive verb_ To move to act; spur; incite, To assist with a reminder; remind, To suggest; to dictate

A memorandum, a written proposal or reminder, a short note; a memorandum, verb_ informal To record something; to make a note of something, informal To send someone a note about something, for the record