1. In a gradual manner
   - gradually, bit by bit 
2. Proceeding in steps
   - stepwise

1. One thing at a time
   - bit-by-bit, in small stages, piecemeal, stepwise

See also: gradual

Encyclopedia: Step by step

• fore-and-after
• fore-topmast
• fore-topsail
• forearm
• forebear
• forebode
• foreboding
• forebrain
• forecast
• forecaster
• forecasting
• forecastle
• foreclose
• foreclosure
• forecourt
• foredate
• foredeck
• foredge
• foredoom
• forefather
• forefend
• forefinger
• forefoot
• forefront
• foregather