1. Eastern North American herb whose yellow flowers are (or were) used in dyeing
   - dyer's weed

Type of: goldenrod

• sigmoid colon
• sigmoid flexure
• sigmoid sinus
• sigmoid vein
• sigmoidal
• sigmoidectomy
• sigmoidoscope
• sigmoidoscopy
• Sigmund Freud
• Sigmund Romberg
• sign
• sign away
• sign in
• sign industry
• sign language
• sign manual
• sign of the cross
• sign of the zodiac
• sign off
• sign on
• sign over
• sign painter
• sign up
• signage
• signal