opastin — meaning in English

English meaning

semaphore noun Equipment used to send visual signals, such as flags, lights, or moving arms, that stand for letters or words.
signal noun Something transmitted or displayed that conveys information, such as a light, sound, or electrical impulse.

opastin is used for these senses in English:

semaphore Any equipment used for visual signalling by means of flags, lights, or mechanically moving arms, which are used to represent letters of the alphabet, or words.
semaphore A visual system for transmitting information using the above equipment; especially, by means of two flags held one in each hand, using an alphabetic and numeric code based on the position of the signaller's arms; flag semaphore.
signal An on-off light, semaphore, or other device used to give an indication to another person.

noun Equipment used to send visual signals, such as flags, lights, or moving arms, that stand for letters or words.
noun A system of sending messages by holding two flags in set positions, one in each hand, to spell out letters and numbers.
noun In computing, a mechanism that controls access to a shared resource so that only one process can use it at a time.

noun Something transmitted or displayed that conveys information, such as a light, sound, or electrical impulse.
noun An action or event that indicates something is about to happen, or serves as a cue.
verb To indicate or communicate something using a gesture, sound, or device.
adj Remarkably notable or important.