Anchorable
Anchorable is an adjective describing something that can be anchored, or fixed to a stable reference point. In technical writing, anchorability denotes the ability of an object, element, or point to be tied, attached, or aligned to a predefined position or baseline. The term is formed from anchor + able and is used in various fields to signal persistence of position.
Applications include user interface design, where anchorable components can be docked to screen edges or other
Spelling and usage: anchorable and anchorable are used variably; anchorable is more common in many technical