Survey of English Place-Names

Historical Forms

• la Seedyk 1409 GrimsChamb

• le Sedik 1508 GrimsCBii

• le Seedyke 1538 ib

• les Seadick' 1569 ib

• the Seadike at Fletergate (sic) 1571 GrimsChamb

• the sea dyke 1581 GrimsCt

• le seadickes 1582 GrimsChamb

• the Seadicke 1590 GrimsCLeet

Etymology

Sea Dyke (lost), la Seedyk 1409GrimsChamb , le Sedik 1508GrimsCB ii , le Seedyke 1538ib iii , les Seadick ' (sic) 1569ib iv , the Seadike at Fletergate (sic)1571GrimsChamb , the sea dyke 1581GrimsCt , le seadickes 1582GrimsChamb , the Seadicke 1590GrimsCLeet , and cf. Westsedyke gote 1471GrimsCB i (v. gotu 'a sluice'), self-explanatory, v. sǣ , dík ; in 1571 it is said to be “at Flottergate” infra .