Definition of sill Sill

/sɪˈl/ - [sil] - sill

We found 20 definitions of sill from 8 different sources.

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What does sill mean?

WordNet

WordNet by Princeton University

Noun

Plural: sills

sill - structural member consisting of a continuous horizontal timber forming the lowest member of a framework or supporting structure
  structural member support that is a constituent part of any structure or building
  doorsill, doorstep, threshold the sill of a door; a horizontal piece of wood or stone that forms the bottom of a doorway and offers support when passing through a doorway
sill - (geology) a flat (usually horizontal) mass of igneous rock between two layers of older sedimentary rock
  rock, stone pitching dangerously to one side
= synonym
= antonym
= related word

Wiktionary Wiktionary dictionary logo

  • sill (Noun)
    Also window sill A horizontal slat which forms the base of a window.
  • sill (Noun)
    A horizontal, structural member of a building near ground level on a foundation sense #3 or pilings or lying on the ground in earth-fast construction and bearing the upright portion of a frame. Also spelled cill. 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 .
  • sill (Noun)
    A horizontal layer of igneous rock between older rock beds.
  • sill (Noun)
    A young herring.
  • sill (Noun)
    The shaft or thill of a carriage.

Webster DictionaryWebster's Unabridged Dictionary 📘

  • sill (n.)
    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.
  • sill (n.)
    The timber or stone at the foot of a door; the threshold.
  • sill (n.)
    The timber or stone on which a window frame stands; or, the lowest piece in a window frame.
  • sill (n.)
    The floor of a gallery or passage in a mine.
  • sill (n.)
    A piece of timber across the bottom of a canal lock for the gates to shut against.
  • sill (n.)
    The shaft or thill of a carriage.
  • sill (n.)
    A young herring.

OmegaWiki DictionaryOmegaWiki Dictionary Ω

  • sill
    A horizontal member bearing the upright portion of a frame.
  • sill
    A horizontal slat which forms the base of a window.

Chambers DictionaryChamber's 20th Century Dictionary 📕

  • sill
    sil, n. the timber or stone at the foot of a door or window: the lowest piece in a window-frame: (fort.) the inner edge of the bottom of an embrasure: the floor of a mine-passage, also a miner's term for bed or stratum. [A.S. syl; Ice. sylla, Ger. schwelle.]

Sailor's Word-BookThe Sailor's Word-Book ⛵

  • sill
    A northern term for the young of a herring.

Military DictionaryMilitary Dictionary and Gazetteer 💥

  • sill
    In fortification, the inner edge of an embrasure.

Part of speech

🔤
  • sill, noun, singular of sills.

Pronunciation

Word frequency

Sill is...

40% Complete
Very rare
Rare
Normal
Common
Very Common
33% Complete
Rare
Normal
Common

Sign Language

sill in sign language
Sign language - letter S Sign language - letter S Sign language - letter I Sign language - letter I Sign language - letter L Sign language - letter L Sign language - letter L Sign language - letter L