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دیکشنری بابیلون میگه:
Signal
The process of conveying information through a firm's actions. The more costly it is to provide a signal, the more credibility it has. For example, to call a press conference and tell everyone that the firm's prospects have improved is less effective than saying the same thing and raising the dividend.
همچنین :
gesture which communicates something; cue, sign which initiates a certain action; conveying of information through the modulation of an electronic wave (Electronics); current or wave that is transmitted or received (Electronics)
و باز هم :
signal
1. Detectable transmitted energy that can be used to carry information. 2. A time-dependent variation of a characteristic of a physical phenomenon, used to convey information. 3. As applied to electronics, any transmitted electrical impulse. [JP1] 4. Operationally, a type of message, the text of which consists of one or more letters, words, characters, signal flags, visual displays, or special sounds, with prearranged meaning and which is conveyed or transmitted by visual, acoustical, or electrical means. [JP1]
این هم آخریش :
1 : SIGN, INDICATION
2 a : an act, event, or watchword that has been agreed on as the occasion of concerted action b : something that incites to action
3 : something (as a sound, gesture, or object) that conveys notice or warning
4 a : an object used to transmit or convey information beyond the range of human voice b : the sound or image conveyed in telegraphy, telephony, radio, radar, or television c : a detectable physical quantity or impulse (as a voltage, current, or magnetic field strength) by which messages or information can be transmitted