daylight-signal
Definition
Noun: A device used to convey visual signals during daytime, typically a brightly colored flag, banner, or light designed to be visible in natural light conditions. This term specifically refers to a signaling apparatus employed in contexts such as transportation, navigation, or military operations where communication is necessary in daylight.
Usage Examples
- (A visual signaling device used during daytime.)
- (A brightly colored flag or light used for communication in daylight.)
- (A signaling device for daytime visibility.)
Advanced Usage
"daylight-signal lamp": A specialized lamp that emits a bright, focused beam for signaling in daylight.
- The lighthouse keeper adjusted the daylight-signal lamp to ensure it could be seen from miles away. (A lamp designed for daytime signaling.)
"daylight-signal code": A set of standardized signals using daylight-signals for communication.
- The sailors memorized the daylight-signal code to send messages without radio. (A system of signals using daylight-signals.)
Variants and Related Words
Signal (n): A gesture, sound, or action conveying information.
- The traffic light is a common signal for drivers. (A general term for communication indicators.)
Daylight (n): The natural light of the day.
- We worked until daylight faded. (The period of natural light.)
Signalman (n): A person who operates signals, especially on railways.
- The signalman raised the daylight-signal to stop the train. (A person handling signaling devices.)
Synonyms
- Visual signal: A signal that is seen rather than heard.
- Day marker: A sign or device used for navigation during daylight hours.
- Semaphore: A system of signaling using flags or arms.
Related Idioms