Rebar

noun, verb

Definitions

Noun
  1. 1
    A steel reinforcing bar in a reinforced concrete structure. countable

    "The floor and walls for Copthall tunnel have already been constructed using formwork into which rebar (reinforcing bar) was placed, and then concrete poured."

  2. 2
    A grid-shaped system of such bars. uncountable

    "The hash mark of rebar or the curve of a hubcap will create curious shapes to be decoded; even, perhaps, entire subway trains and lengths of tracks will remain."

Verb
  1. 1
    To reinforce with bars of this kind. transitive
  2. 2
    To bar again. transitive

    "After allowing the stranger to enter, she rebarred the door."

  3. 3
    To redistribute the notes of a musical score across the bars, e.g. when changing time signature. transitive

Etymology

Etymology 1

Blend of reinforcing + bar.

Etymology 2

Blend of reinforcing + bar.

Etymology 3

From re- + bar.

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