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abatis
ab·a·tis A0007250 (ăb′ə-tē′, -tĭs)n. pl. ab·a·tis (-tēz′) or ab·a·tis·es (-tĭ-sĭz) A defensive obstacle made by laying felled trees on top of each other with branches, sometimes sharpened, facing the enemy.
[French, pile of things thrown down, from Old French abateis; akin to abattre, to throw down; see abate.]abatis (ˈæbətɪs; ˈæbətiː) or abattisn1. (Fortifications) a rampart of felled trees bound together placed with their branches outwards2. (Fortifications) a barbed-wire entanglement before a position[C18: from French, from abattre to fell]ab•a•tis (ˈæb əˌti, -tɪs, əˈbæt i, əˈbæt ɪs)
n., pl. ab•a•tis (ˈæb əˌtiz, əˈbæt iz)
ab•a•tis•es (ˈæb əˌtɪs ɪz, əˈbæt ə sɪz) a defensive obstacle formed from rows of tree branches, with an end of each branch facing outward toward the enemy. [1760–70; < French; Old French abateis < Vulgar Latin *abatteticius, derivative of Old French abattre (see abate)] Thesaurus| Noun | 1. |  abatis - a line of defense consisting of a barrier of felled or live trees with branches (sharpened or with barbed wire entwined) pointed toward the enemyabattisline of defence, line of defense - defensive structure consisting of a barrier that can be employed for defense against attack |
Abatis
Abatis an obstacle of felled trees (with trunk diameters of 15 cm or more) in a criss-cross pattern with their tops facing the enemy. Abatis were widely used as a foundation for building abatis lines along the frontiers of the Russian state in the 16th and 17th centuries. In the 20th century abatis were used as obstacles against enemy infantry and cavalry. They were usually reinforced with barbed wire and mines and covered by fire. abatis
Synonyms for abatisnoun a line of defense consisting of a barrier of felled or live trees with branches (sharpened or with barbed wire entwined) pointed toward the enemySynonymsRelated Words- line of defence
- line of defense
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