CHEMICAL GROUP

Pronunciation (US):

 Dictionary entry overview: What does chemical group mean? 

• CHEMICAL GROUP (noun)
  The noun CHEMICAL GROUP has 1 sense:

1. (chemistry) two or more atoms bound together as a single unit and forming part of a molecule

  Familiarity information: CHEMICAL GROUP used as a noun is very rare.

 Dictionary entry details 

• CHEMICAL GROUP (noun)

Meaning:

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

Classified under:

Nouns denoting substances

Synonyms:

chemical group; radical; group

Hypernyms ("chemical group" is a kind of...):

building block; unit (a single undivided natural thing occurring in the composition of something else)

Domain category:

chemical science; chemistry (the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions)

Hyponyms (each of the following is a kind of "chemical group"):

acyl; acyl group (any group or radical of the form RCO- where R is an organic group)

chromophore (the chemical group that gives color to a molecule)

cyanide group; cyanide radical; cyano group; cyano radical (the monovalent group -CN in a chemical compound)

glyceryl (a trivalent radical derived from glycerol by removing the three hydroxyl radicals)

hydrazo group; hydrazo radical (the bivalent group -HNNH- derived from hydrazine)

hydroxyl; hydroxyl group; hydroxyl radical (the monovalent group -OH in such compounds as bases and some acids and alcohols)

ketone group (a group having the characteristic properties of ketones)

methylene; methylene group; methylene radical (the bivalent radical CH2 derived from methane)

propyl; propyl group; propyl radical (the monovalent organic group C3H7- obtained from propane)

butyl (a hydrocarbon radical (C4H9))

nitro group (the group -NO3)

nitrite (the radical -NO2 or any compound containing it (such as a salt or ester of nitrous acid))

uranyl; uranyl group; uranyl radical (the bivalent radical UO2 which forms salts with acids)

carboxyl; carboxyl group (the univalent radical -COOH; present in and characteristic of organic acids)

carbonyl group (the bivalent radical CO)

alcohol group; alcohol radical (the chemical group -OH)

aldehyde group; aldehyde radical (the chemical group -CHO)

alkyl; alkyl group; alkyl radical (any of a series of univalent groups of the general formula CnH2n+1 derived from aliphatic hydrocarbons)

allyl; allyl group; allyl radical (the univalent unsaturated organic radical C3H5; derived from propylene)

amino; amino group (the radical -NH2)

amyl (a hydrocarbon radical that occurs in many organic compounds)

azido group; azido radical (the univalent group N3- derived from hydrazoic acid)

azo group; azo radical (the bivalent group -N=N- united to two hydrocarbon groups)

benzyl; benzyl group; benzyl radical (the univalent radical derived from toluene)

benzoyl group; benzoyl radical (the univalent radical derived from benzoic acid)

arsenic group; cacodyl; cacodyl group; cacodyl radical (the univalent group derived from arsine)

vinyl; vinyl group; vinyl radical (a univalent chemical radical derived from ethylene)

Holonyms ("chemical group" is a part of...):

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