1. Lasting through an entire day

1. During the entire day
   "light pours daylong into the parlour"
   - all day long

See also: long

• genus Solanopteris
• genus Solanum
• genus Solea
• genus Soleirolia
• genus Solenopsis
• genus Solenostemon
• genus Solidago
• genus Somateria
• genus Sonchus
• genus Sonora
• genus Sophora
• genus Sorbus
• genus Sorex
• genus Sorghum
• genus Spadella
• genus Spalax
• genus Sparaxis
• genus Sparganium
• genus Sparmannia
• genus Spartina
• genus Spartium
• genus Spathiphyllum
• genus Spergula
• genus Spergularia
• genus Spermophilus