1. A small fern with slim green fronds; widely distributed in cool parts of northern hemisphere
   - Asplenium viride

Type of: spleenwort

• omega
• Omega Centauri
• omega-3
• omega-3 fatty acid
• omega-6
• omega-6 fatty acid
• omelet
• omelet pan
• omelette
• omelette pan
• omen
• omental bursa
• omentum
• omeprazole
• omer
• omerta
• omicron
• omigod
• omigosh
• ominous
• ominously
• omissible
• omission
• omissive
• omit