The meaning of SILL is a horizontal piece (such as a timber) that forms the lowest member or one of the lowest members of a framework or supporting structure. Click Calendar button to view event dates, title and summary. Click Order Form button to download SILL Mail Order form.

Understanding the Context

©2025 Sarasota Institute of Lifetime Learning. All rights. The Sill was founded on the simple premise: Plants Make People Happy. Eliza Blank started The Sill in 2012 at the age of 26 in borrowed office space in a tiny walk-up in New York City.

Key Insights

sill noun (ROCK LAYER) [ U ] earth science us / sɪl / a layer of rock that is created when hot melted rock forces itself into spaces between other rock, then cools and becomes solid. Definition of sill noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. A sill is a shelf along the bottom edge of a window, either inside or outside a building. sill (sɪl) n.

Final Thoughts

1. a horizontal piece or member beneath a window, door, or other opening. A sill is a horizontal beam or slab, either exterior or interior, at the bottom of a window or doorway, or forming the base of a structure or construction like a wall. It can be made out of a variety of. SILL definition: Mount, a mountain in E central California, in the Sierra Nevada Mountains. 14,153 feet (4,314 meters).

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