1. Annual weed with finely divided foliage and spikes of green flowers; common in North America; introduced elsewhere accidentally
   - Ambrosia artemisiifolia

Type of: ambrosia, bitterweed, ragweed

• Meccano
• Meccano set
• mechanic
• mechanic's lien
• mechanical
• mechanical advantage
• mechanical device
• mechanical drawing
• mechanical energy
• mechanical engineer
• mechanical engineering
• mechanical man
• mechanical mixture
• mechanical phenomenon
• mechanical piano
• mechanical press
• mechanical system
• mechanically
• mechanically skillful
• mechanician
• mechanics
• mechanisation
• mechanise
• mechanised
• mechanised cavalry