Bowlder wall

Bowlder wall
Bowlder Bowl"der, Boulder Boul"der, n. [Cf. Sw. bullra to roar, rattle, Dan. buldre, dial. Sw. bullersteen larger kind of pebbles; perh. akin to E. bellow.] [1913 Webster] 1. A large stone, worn smooth or rounded by the action of water; a large pebble. [1913 Webster]

2. (Geol.) A mass of any rock, whether rounded or not, that has been transported by natural agencies from its native bed. See {Drift}. [1913 Webster]

{Bowlder clay}, the unstratified clay deposit of the Glacial or Drift epoch, often containing large numbers of bowlders.

{Bowlder wall}, a wall constructed of large stones or bowlders. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

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  • Bowlder — Bowl der, Boulder Boul der, n. [Cf. Sw. bullra to roar, rattle, Dan. buldre, dial. Sw. bullersteen larger kind of pebbles; perh. akin to E. bellow.] [1913 Webster] 1. A large stone, worn smooth or rounded by the action of water; a large pebble.… …   The Collaborative International Dictionary of English

  • Bowlder clay — Bowlder Bowl der, Boulder Boul der, n. [Cf. Sw. bullra to roar, rattle, Dan. buldre, dial. Sw. bullersteen larger kind of pebbles; perh. akin to E. bellow.] [1913 Webster] 1. A large stone, worn smooth or rounded by the action of water; a large… …   The Collaborative International Dictionary of English

  • Boulder wall — A boulder wall, also spelled boulder walls or bowlder wall, is a kind of wall built of round flints and pebbles, laid in a strong mortar. It is used where the sea has a beach cast up, or where there are plenty of flints …   Wikipedia

  • Boulder — Bowlder Bowl der, Boulder Boul der, n. [Cf. Sw. bullra to roar, rattle, Dan. buldre, dial. Sw. bullersteen larger kind of pebbles; perh. akin to E. bellow.] [1913 Webster] 1. A large stone, worn smooth or rounded by the action of water; a large… …   The Collaborative International Dictionary of English

  • Sicilian Defence — a b c d e f …   Wikipedia

  • Phonological history of English consonants — The phonological history of English consonants is part of the phonological history of the English language in terms of changes in the phonology of consonants. Contents 1 Consonant clusters 1.1 H cluster reductions 1.2 Y cluster reductions …   Wikipedia

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