Actually in effect.
approximate; Not describing the fundamental dynamic changes in some system as they happen.
Efficient, serviceable, or operative, available for useful work.
Having no negative coefficients.
Producing a decided or decisive effect.
Having the power to produce a required effect or effects.
a soldier fit for duty
Likely to continue; viable.
Current, prevailing.
Available.
Attending or visiting (a stated event, place, etc.) habitually or regularly.
Conditions for advancing in any way.
The horizontal distance between the front of one step in a flight of stairs and the front of the next.
The whereabouts (of something).
The suitability of ground for riding, walking etc.
Course of life; behaviour; doings; ways.
Progress.
A departure.