Meaning of STEP in English
( v. i. )
The space passed over by one movement of the foot in walking or running; as, one step is generally about three feet, but may be more or less. Used also figuratively of any kind of progress; as, he improved step by step, or by steps.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012