SILL
sill
(noun) structural member consisting of a continuous horizontal timber forming the lowest member of a framework or supporting structure
sill
(noun) (geology) a flat (usually horizontal) mass of igneous rock between two layers of older sedimentary rock
Source: WordNet® 3.1
Etymology 1
Noun
sill (plural sills)
(architecture) (also window sill) A horizontal slat which forms the base of a window.
(construction) A horizontal, structural member of a building near ground level on a foundation or pilings or lying on the ground in earth-fast construction and bearing the upright portion of a frame. Also called a ground plate, groundsill, sole, sole-plate, mudsill. An interrupted sill fits between posts instead of being below and supporting the posts in timber framing.
(geology) A horizontal layer of igneous rock between older rock beds.
A piece of timber across the bottom of a canal lock for the gates to shut against.
(anatomy) A raised area at the base of the nasal aperture in the skull.
(military, historical) The inner edge of the bottom of an embrasure.
Usage notes
Usually spelled cill when used in the context of canal or river engineering.
Etymology 2
Noun
sill (plural sills)
(UK) A young herring.
Etymology 3
Noun
sill (plural sills)
The shaft or thill of a carriage.
Anagrams
• ills
Proper noun
Sill (plural Sills)
A surname.
Statistics
• According to the 2010 United States Census, Sill is the 9568th most common surname in the United States, belonging to 3397 individuals. Sill is most common among White (91.23%) individuals.
Anagrams
• ills
Source: Wiktionary
Sill, n. Etym: [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.]
Definition: 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. Etym: [Cf. Thill.]
Definition: The shaft or thill of a carriage. [Prov. Eng.]
Sill, n. Etym: [Cf. 4th Sile.]
Definition: A young herring. [Eng.]
Source: Webster’s Unabridged Dictionary 1913 Edition