sulcus /sulˈkəs/

1. A groove, furrow or fissure
2. A groove or furrow between two convolutions of the brain (anatomy)

sulˈcal /-kl/ adjective

1. Of a sulcus
2. Grooved
3. Furrowed

sulˈcalize or sulˈcalise transitive verb

To furrow

sulˈcate or sulˈcated adjective

1. Furrowed, grooved
2. With parallel longitudinal furrows

• sapsuckers
• sapucaia
• sapucaia-nut
• sapucaia-nuts
• sapucaias
• sapwood
• sapwoods
• saquinavir
• sa'r
• sar
• SAR
• saraband
• sarabande
• sarabandes
• sarabands
• Saracen
• Saracenic
• Saracenical
• Saracenic architecture
• Saracenism
• Saracen's-stone
• sarafan
• sarafans
• Saran
• sarangi