aqueousadj.

/ˈeɪkwiːəs/

Etymology: Formed as if < Latin *aqueus (compare terreus < terra) + -ous suffix. Compare French aqueux ( < Latin aquōsus), 16th cent. in Littré.

a. Of, or of the nature of, water; watery; diluted with water.

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the world > matter > liquid > water > [adjective] > like or of nature of water

waterya1398

waterisha1500

ayguous?1541

aqueous1646

1646 Sir T. Browne Pseudodoxia Epidemica 336 The phlegme or aqueous evaporation.

1668 R. Boyle in Philos. Trans. 1667 (Royal Soc.) 2 608 To freeze an Aqueous body.

1794 R. J. Sulivan View of Nature I. 120 The aggregation of aqueous particles in the air, forming the drops of rain.

1860 M. F. Maury Physical Geogr. Sea (ed. 8) iv. §228 Aqueous vapour is very much lighter than atmospheric air.

1871 J. Tyndall Fragm. Sci. I. iv. 115 Aqueous hydrochloric acid.

b. aqueous humour of the eye.

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the world > life > the body > sense organ > sight organ > parts of sight organ > [noun] > humours of

humoura1398

glassy humour?1541

aqueous humour1643

vitreous humour (or body)1663

hydatoid1706

vitreous1869

eye-water1874

aqueous1879

1643 C. Herle Answer to Fernes Reply 2 It sees every thing coloured, as the distemper of the aqueous humour..gives it tincture.

1879 G. C. Harlan Eyesight ii. 20 The aqueous humor is nearly pure water, and is contained in the space between the cornea and lens.

2. Connected with, or relating to, water.

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the world > matter > liquid > water > [adjective]

wateryeOE

aquatic1490

waterish1565

aquatical1603

aqueous1731

hygric1902

1731 N. Bailey Universal Etymol. Eng. Dict. (ed. 5) Aqueous Ducts..whereby the aqueous humour is supposed to be conveyed into the inside of the membranes which inclose that liquor.

1860 M. F. Maury Physical Geogr. Sea (ed. 8) ii. §96 The aqueous equilibrium of the planet would thereby be disturbed.

3. Geology. Of or pertaining to water as an agent; produced by the action of water.

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the world > the earth > structure of the earth > structural features > deposited by water, ice, or wind > [adjective] > by water or ice

Neptunian1774

aqueous1802

diluvial1816

neptunean1843

neptunic1851

torrential1861

fluviolacustrine1864

hydrogenous1889

aqueo-glacial1892

fluvio-glacial1894

solution1894

paralic1914

1802 J. Playfair Illustr. Huttonian Theory 320 The general system of aqueous deposition.

1833 C. Lyell Elem. Geol. (1874) i. 3 The ‘aqueous’ rocks, sometimes called the sedimentary.

4. as n. Short for aqueous humour at sense 1b.

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