What does block mean in chemistry

BUILDING BLOCK

Pronunciation (US):   (GB): 

IPA (US): 

 Dictionary entry overview: What does building block mean? 

BUILDING BLOCK(noun)
  The noun BUILDING BLOCK has 2 senses:

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

2.a block of material used in construction work

  Familiarity information: BUILDING BLOCK used as a noun is rare.


 Dictionary entry details 


BUILDING BLOCK(noun)


Sense 1

Meaning:

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

Classified under:

Nouns denoting natural objects (not man-made)

Synonyms:

building block; unit

Context example:

units of nucleic acids

Hypernyms ("building block" is a kind of...):

thing (a separate and self-contained entity)

Meronyms (parts of "building block"):

part; piece (a portion of a natural object)

Hyponyms (each of the following is a kind of "building block"):

chain; chemical chain ((chemistry) a series of linked atoms (generally in an organic molecule))

couple ((physics) something joined by two equal and opposite forces that act along parallel lines)

unit cell (the smallest group of atoms or molecules whose repetition at regular intervals in three dimensions produces the lattices of a crystal)

chemical group; group; radical ((chemistry) two or more atoms bound together as a single unit and forming part of a molecule)

molecule ((physics and chemistry) the simplest structural unit of an element or compound)




Sense 2

Meaning:

A block of material used in construction work

Classified under:

Nouns denoting man-made objects

Hypernyms ("building block" is a kind of...):

building material (material used for constructing buildings)

Hyponyms (each of the following is a kind of "building block"):

ashlar (a rectangular block of hewn stone used for building purposes)

breeze block; cinder block; clinker block (a light concrete building block made with cinder aggregate)

headstone; key; keystone (the central building block at the top of an arch or vault)

voussoir (wedge-shaped stone building block used in constructing an arch or vault)

"An eye for an eye and a tooth for a tooth." (English proverb)

"That which is obvious does not need to be explained." (Afghanistan proverb)

"Examine what is said, not him who speaks." (Arabic proverb)

"Better safe than sorry." (Croatian proverb)


 BUILDING BLOCK: related words searches 

» What does thing mean?
» part: pronunciation in phonetic transcription
» Definition of chain
» What does building material mean?
» cinder block: pronunciation in phonetic transcription


 Related FAQs: 

» BUILDING






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