building block

Definition of Building Block in English :

1. building block, unit

a single undivided natural thing occurring in the composition of something else

Example Sentences:
'units of nucleic acids'

2. building block

a block of material used in construction work

WordNet Lexical Database for English. Princeton University. 2010.

Building Block

noun

1.

a block of stone or other material, larger than a brick, used in building

2.

a component that fits with others to form a whole

standardized software building blocks

3. another name for (the child's toy) block

n.

1. A block used as a building material, especially a cinder block.

2. A small wooden or plastic cube used as a building toy.

3. A basic element or part of something: Amino acids are the building blocks of proteins.