Sill (Noun)
Meaning 1
Structural member consisting of a continuous horizontal timber forming the lowest member of a framework or supporting structure.
Classification
Nouns denoting man-made objects.
Examples
- The sill of the old house was rotting and needed to be replaced to prevent further damage to the foundation.
- The carpenter carefully measured and cut the sill to fit snugly between the two posts that would support the deck.
- In traditional timber framing, the sill is typically the first horizontal member to be installed, providing a base for the rest of the structure.
- The inspector noticed that the sill had been damaged by termites and recommended that it be repaired or replaced as soon as possible.
- The architect specified a steel sill for the new building, which would provide added strength and durability to the structure.
Hyponyms
Meaning 2
(geology) a flat (usually horizontal) mass of igneous rock between two layers of older sedimentary rock.
Classification
Nouns denoting natural objects (not man-made).
Examples
- The sill of basalt intruded into the limestone bedrock of the coastal cliffs, creating a distinctive band of darker rock.
- Geologists studying the formation of the mountain range identified numerous sills of granitic rock that had solidified beneath the Earth's surface.
- The erosion of the surrounding sedimentary rock exposed the sill of igneous material, revealing its layered structure and internal flow patterns.
- Researchers analyzed the crystallography of the minerals within the sill to better understand the dynamics of its formation.
- The presence of multiple sills within the seafloor basalts indicated a complex geological history, with multiple pulses of magma having intruded over millions of years.