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Noun: sill  sil
  1. Structural member consisting of a continuous horizontal timber forming the lowest member of a framework or supporting structure
     
  2. (geology) a flat (usually horizontal) mass of igneous rock between two layers of older sedimentary rock

Derived forms: sills

Type of: rock, stone, structural member

Encyclopedia: Sill

Nearest

silky elm
silky oak
silky pocket mouse
silky tamarin
silky terrier
silky willow
silky wisteria
silky-haired
silky-leafed
silky-leaved
sill
sillabub
Sillaginidae
Sillago
sillcock
sillily
silliness
sillock
Sills
silly
silly billy