1. Currently in progress
   "preparations for the trial are underway"
   - afoot

1. In motion; set in motion
   "the ship got under way"

See also: current, moving

Encyclopedia: Underway

• acid hydrogen
• acid precipitation
• acid rain
• acid rock
• acid test
• acid value
• acid-base balance
• acid-base equilibrium
• acid-base indicator
• acid-fast
• acid-forming
• acid-loving
• acid-tasting
• acid-wash
• acidemia
• acidic
• acidic hydrogen
• acidification
• acidify
• acidimetric
• acidimetry
• acidity
• acidly
• acidophil
• acidophile