Markings that represent specific features are commonly referred to as "symbols" or "icons." In various contexts, such as maps or diagrams, these symbols provide visual shorthand for complex information, allowing for quick and clear communication of ideas or data. They can denote physical features, like mountains or rivers, or abstract concepts, such as danger or caution.
The markers on a measuring ruler are commonly referred to as "graduations" or "ticks." These markings indicate specific measurement increments, such as inches or centimeters, allowing users to determine lengths accurately. The longer marks typically represent larger units, while shorter marks indicate smaller subdivisions.
A map-maker is called a cartographer. They are responsible for creating accurate and detailed maps that can represent geographical features and information.
Those markings are called diacritics. They are symbols added to letters to indicate specific sounds or pronunciation in phonetic transcription.
It depends which markings you're talking about. The markings that denote the hours are called hoors. The markings that denote the minutes are called bawherrs. The markings that denote the seconds are, in linguistic terms, relatively new due to problems with chronological accuracy, and do not have a standardised name.
A drawing or marking that represents a feature on a map is called a symbol. These markings make up the map key.
There are no pool table markings except the foot spot dot. It is called the rack spot by some people.
a bit of plastic
markings
The markings.
Called a straight edge
a key or a legend maybe? the small symbols could be called icons.
the leg markings on a horse are called socks and stockings.