English dictionary
sill meaning and definition
Definition and meaning of sill at MeaningMonkey.org. sill meaning and definition in the English Dictionary.SILL noun
Definition of sill (noun)
- structural member consisting of a continuous horizontal timber forming the lowest member of a framework or supporting structure
- (geology) a flat (usually horizontal) mass of igneous rock between two layers of older sedimentary rock
Source: Princeton University Wordnet