To concentrate one’s attention.
To adjust (a lens, an optical instrument) in order to position an image with respect to the focal plane.
To transfer the input focus to (a visual element), so that it receives subsequent input.
To direct attention, effort, or energy to a particular audience or task.
To concentrate during a task.
To cause (rays of light, etc) to converge at a single point.
To aggregate figures of accounts.
The fact of the convergence of light on the photographic medium.
A point of a conic at which rays reflected from a curve or surface converge.
The most important word or phrase in a sentence or passage, or the one that imparts information.
The quality of the convergence of light on the photographic medium.
A point at which reflected or refracted rays of light converge.
The exact point of where an earthquake occurs, in three dimensions (underneath the epicentre).
The status of being the currently active element in a user interface, often indicated by a visual highlight.
Concentration of attention.
An object used in casting a magic spell.
To divert or distract (someone) from a main issue or course of action with an alternate or less relevant topic or activity; or, to use deliberate trickery or sly wordplay when talking to (a person) in order to avoid discussion of a subject.
To deviate briefly from the topic at hand.
To sideline; to push aside; to divert or distract from, reducing (something) to a secondary or subordinate position.
To divert (a locomotive or train) on to a lesser used track in order to allow other trains to pass.
An alternate train of thought, issue, topic, or activity, that is a deviation or distraction from the topic at hand or central activity, and secondary or subordinate in importance or effectiveness.
A second, relatively short length of track just to the side of a railroad track, joined to the main track by switches at one or both ends, used either for unloading freight, or to allow two trains on a same track to meet (opposite directions) or pass (same direction); a railroad siding.
Any auxiliary railroad track, as differentiated from a siding, that runs adjacent to the main track.
A smaller tunnel or well drilled as an auxiliary off a main tunnel or well.