About The Word Sill

Bay Area Crosswords

Learn about the word Sill to help solve your crossword puzzle. Discover Sill definitions and meaning, origins, synonyms, related terms and more at the free Crossword Dictionary.

Sill

Sill Meaning & Definition
Sill Definition And Meaning

What's The Definition Of Sill?

[n] structural member consisting of a continuous horizontal timber forming the lowest member of a framework or supporting structure
[n] (geology) a flat (usually horizontal) mass of igneous rock between two layers of older sedimentary rock

Synonyms | Synonyms for Sill:

Related Terms | Find terms related to Sill:

See Also | doorsill | doorstep | rock | stone | structural member | threshold | windowsill

Sill In Webster's Dictionary

\Sill\, n. [OE. sille, sylle, AS. syl, syll; akin to G. schwelle, OHG. swelli, Icel. syll, svill, Sw. syll, Dan. syld, Goth. gasuljan to lay a foundation, to found.] The basis or foundation of a thing; especially, a horizontal piece, as a timber, which forms the lower member of a frame, or supports a structure; as, the sills of a house, of a bridge, of a loom, and the like. Hence: (a) The timber or stone at the foot of a door; the threshold. (b) The timber or stone on which a window frame stands; or, the lowest piece in a window frame. (c) The floor of a gallery or passage in a mine. (d) A piece of timber across the bottom of a canal lock for the gates to shut against. {Sill course} (Arch.), a horizontal course of stone, terra cotta, or the like, built into a wall at the level of one or more window sills, these sills often forming part of it.
\Sill\, n. [Cf. {Thill}.] The shaft or thill of a carriage. [Prov. Eng.]
\Sill\, n. [Cf. 4th {Sile}.] A young herring. [Eng.]

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