coacervaten.

/kəʊˈasəveɪt/

Etymology: Backformation < coacervation n.

Chemistry.

An aggregate forming viscous drops in a colloidal solution. Also attributive.

ΘΚΠ

the world > matter > chemistry > physical chemistry > aggregate > [noun] > in a colloid solution

coacervate1929

1929 De Jong & Kruyt in Proc. Konink. Akad. van Wetenschappen te Amsterdam XXXII. 853 The coacervate is a drop or a layer, in which the particles have flocked together as bees in a swarm.

1948 S. Glasstone Textbk. Physical Chem. (ed. 2) xiv. 1254 The droplets, or coacervates, are formed most readily when two hydrophilic sols carrying opposite charges..are mixed in suitable amounts.

1962 Listener 3 May 769/2 There must be many intermediate stages between mixtures of large molecules and micro-organisms. One of these may be the so-called ‘coacervate drops’. It has been discovered that certain mixtures of large molecules..will form drops which have great stability and which will scavenge and absorb other molecules from solution.

This entry has not yet been fully updated (first published 1972; most recently modified version published online September 2018).

coacervateadj.

Brit.

/ˌkəʊəˈsəːvət/,

/kəʊˈasəveɪt/, U.S.

/ˌkoʊəˈsərvət/,

/koʊˈæsərˌveɪt/

Etymology: < Latin coacervātus, past participle of coacervāre ; see coacervation n.

†1. Heaped together; gathered into one place. Obsolete.

ΘΚΠ

the world > space > relative position > arrangement or fact of being arranged > state of being gathered together > [adjective] > collecting into one mass or body > accumulated > heaping > heaped or piled

upheapedc1380

heapedc1440

coppeda1552

piled1595

balked1598

up-piled1600

coacervate1626

castellated1780

piled-up1791

castellate1830

banked1838

coacervated1841

pyramided1866

1626 F. Bacon Sylua Syluarum §846 Whether the Spirits be Coacervate, or Diffused.

a1676 M. Hale Primitive Originat. Mankind (1677) i. i. 5 Empty spaces, either coacervate or interspersed.

2. Botany. Clustered.

ΘΚΠ

the world > plants > part of plant > (defined by) distribution, arrangement, or position > [adjective] > clustered, crowded, or growing in tufts

caespitose1793

glomerate1793

coacervate1845

clustered1861

stipate1871

1845 Florist's Jrnl. 6 246 Coacervate, growing together, clustered.

1928 B. D. Jackson Gloss. Bot. Terms 81/2 Coacervate, clustered.

This entry has not yet been fully updated (first published 1891; most recently modified version published online March 2022).

coacervatev.

/kəʊˈasəveɪt/

Etymology: < Latin coacervāt- participial stem of coacervāre to heap together ( < co- together + acervāre to heap).

Now rare or Obsolete.

transitive. To heap together, gather into a heap, accumulate; also figurative.

ΘΚΠ

the world > space > relative position > arrangement or fact of being arranged > state of being gathered together > gather together [verb (transitive)] > gather in one mass or form lumps > accumulate > heap or pile up

heapc1000

ruck?c1225

ruckle?c1225

givelc1300

upheap1469

binga1522

pilec1540

copa1552

bank1577

hill1581

plet1584

conglomerate1596

acervate1623

coacervate1623

tilea1643

aggest1655

coacerve1660

pyramida1666

aggerate1693

big1716

bepilea1726

clamp1742

bulk1822

pang1898

1623 H. Cockeram Eng. Dict. Coacervate, to heape vp together.

1631 S. Jerome Arraignem. Whole Creature xvii. 303 Many moe examples..which..Historians..have Coacervated and gathered as in a Bundle.

1794 R. J. Sulivan View of Nature I. vii. 48 These shells, so co-acervated, or dispersed.

Derivatives

coˈacervated adj.

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