double-reef
Смотреть что такое "double-reef" в других словарях:
double-reef — | ̷ ̷ ̷ ̷| ̷ ̷ transitive verb : to reduce the spread of (a sail) by taking in two reefs … Useful english dictionary
Double Island Point Light — Double Island Point Light, 2006 … Wikipedia
Double Island, Queensland — Double Island Native name: Wangal Djungay View of Double Island from shore, 2005 Geography Coordinates 16°43′34″S 145°41′02″E … Wikipedia
reef knot — n especially BrE a double knot that cannot come undone easily American Equivalent: square knot … Dictionary of contemporary English
reef knot — ► NOUN ▪ a double knot made symmetrically to hold securely and cast off easily … English terms dictionary
reef — 1. n. 1 a ridge of rock or coral etc. at or near the surface of the sea. 2 a a lode of ore. b the bedrock surrounding this. Etymology: earlier riff(e) f. MDu., MLG rif, ref, f. ON rif RIB 2. n. & v. Naut. n. each of several strips across a sail,… … Useful english dictionary
Reef — 1. n. 1 a ridge of rock or coral etc. at or near the surface of the sea. 2 a a lode of ore. b the bedrock surrounding this. Etymology: earlier riff(e) f. MDu., MLG rif, ref, f. ON rif RIB 2. n. & v. Naut. n. each of several strips across a sail,… … Useful english dictionary
reef knot — noun a square knot used in a reef line • Syn: ↑flat knot • Hypernyms: ↑square knot • Hyponyms: ↑granny knot, ↑granny * * * noun : a square knot used in tying reef points … Useful english dictionary
Reef knot — Knot details name=Reef knot names=Square knot (from its appearance) type=binding origin=Ancient related=Thief knot, granny knot, grief knot releasing=Jamming strength=48% caveat=Not secure as a bend. Spills easily if one of the free ends is… … Wikipedia
Double cone — For other uses, see Cone. Double cones (DCs), also known as twin cones in some literature, are two cone cells (colour detecting photoreceptors) joined together that may also be coupled optically/electrically.[1] They are the most common type of… … Wikipedia
Double hull — Single hull, Double bottom, and Double hull ship cross sections. Green lines are watertight; black structure is not watertight A double hull is a ship hull design and construction method invented by leonardo da vinci where the bottom and sides of … Wikipedia
