Library / English Dictionary

DISSOCIATE

Pronunciation (US):

(GB):

 I. (verb) 

Sense 1

Meaning:

To undergo a reversible or temporary breakdown of a molecule into simpler molecules or atoms

Example:

acids dissociate to give hydrogen ions

Classified under:

Verbs of size, temperature change, intensifying, etc.

Hypernyms (to "dissociate" is one way to...):

break down; break up; decompose (separate (substances) into constituent elements or parts)

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)

Sentence frame:

Something ----s

Derivation:

dissociation ((chemistry) the temporary or reversible process in which a molecule or ion is broken down into smaller molecules or ions)

Sense 2

Meaning:

Regard as unconnected

Example:

decouple our foreign policy from ideology

Synonyms:

decouple; dissociate

Classified under:

Verbs of thinking, judging, analyzing, doubting

Hypernyms (to "dissociate" is one way to...):

differentiate; distinguish; secern; secernate; separate; severalise; severalize; tell; tell apart (mark as different)

Sentence frame:

Somebody ----s something

Antonym:

associate (make a logical or causal connection)

Derivation:

dissociation (the act of removing from association)

dissociation (a state in which some integrated part of a person's life becomes separated from the rest of the personality and functions independently)

dissociative (tending to produce dissociation)

Sense 3

Meaning:

Part; cease or break association with

Example:

She disassociated herself from the organization when she found out the identity of the president

Synonyms:

disassociate; disjoint; dissociate; disunite; divorce

Classified under:

Verbs of political and social activities and events

Hypernyms (to "dissociate" is one way to...):

break; break up; part; separate; split; split up (discontinue an association or relation; go different ways)

Sentence frame:

Somebody ----s PP

Derivation:

dissociation (the act of removing from association)

dissociation (a state in which some integrated part of a person's life becomes separated from the rest of the personality and functions independently)

Credits

 Context examples: 

Clindamycin dissociates peptidyl-tRNA from the bacterial ribosome, thereby disrupting bacterial protein synthesis.

(Clindamycin, NCI Thesaurus)

Phosphorylated Nedd4-2 dissociates from ENAC, increasing its apical membrane abundance.

(Aldosterone-Regulated Sodium Reabsorption Pathway, NCI Thesaurus/KEGG)

It has been demonstrated that PKA-RIIa dissociates and redistributes from centrosomes at mitosis.

(Centrosome Pathway, NCI Thesaurus/BIOCARTA)

Upon CBL phosphorylation, CAP/CBL dissociates from the receptor to complex with caveolar flotillin and localize to plasma membrane lipid rafts.

(CBL Protein, NCI Thesaurus)

When Rb is phosphorylated by cdk2/Cyclin E, it dissociates from E2f, allowing E2F to activate the transcription of genes required for S phase.

(Cyclin E Degradation Pathway, NCI Thesaurus/BIOCARTA)

Divalproex dissociates to the valproate ion in the gastrointestinal tract.

(Divalproex Sodium, NCI Thesaurus)

It was soothing, somehow, to the feelings to find myself dissociated even in the mind of this poor madman from the others; but all the same I do not follow his thought.

(Dracula, by Bram Stoker)

Gentian violet (GV) dissociates into positive (GV+) and negative ions (Cl-) that penetrate both gram-positive and gram-negative bacterial cells.

(Gentian Violet, NCI Thesaurus)

Second, phosphorylated p53 dissociates from MDM2, is acetylated by p300/PCAF, binds DNA, and activates transcription of genes that inhibit Cdc2/cyclin (14-3-3s, GADD45, and p21Cip1).

(Negative Regulation of G2 to M Transition, NCI Thesaurus)

How, then were they dissociated?

(The Strange Case Of Dr. Jekyll And Mr. Hyde, by Robert Louis Stevenson)