sulku.
closing, closure, shutting (act of closing or shutting)
Meaning & usage
closing, closure, shutting (act of closing or shutting)
block, blockade (something that prevents passing)
hermeettinen sulku
tiesulku
blockade (isolation of something)
barrage, concentrated fire for area denial; an area thus denied
synonym of sulje (“bracket, parenthesis”) (graphic symbol)
hakasulku
suluissa
lock (segment of a canal or other waterway enclosed by gates, used for raising and lowering boats between levels)
sluice (artificial passage for water, fitted with a valve or gate)
freeze, halt, block
palkkasulku
ydinsulku
fault (abnormal connection in an electric circuit)
maasulku
oikosulku
nonproliferation
ydinsulkusopimus
Where this word comes from
From Proto-Finnic *sulku (compare Estonian sulg), equivalent to sulkea (“to close, shut”) + -u.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.