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 (sŭb-ā′kwē-əs, -ăk′wē-)
1. Formed or adapted for underwater use or operation; submarine.
2. Found or occurring underwater: subaqueous organisms; subaqueous rocks.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(sʌbˈeɪkwɪəs; -ˈækwɪ-)
occurring, appearing, formed, or used under water
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(sʌbˈeɪ kwi əs, -ˈæk wi-)

1. existing or situated under water.
2. used or performed under water.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.subaqueous - growing or remaining under watersubaqueous - growing or remaining under water; "viewing subaqueous fauna from a glass-bottomed boat"; "submerged leaves"
biological science, biology - the science that studies living organisms
aquatic - operating or living or growing in water; "boats are aquatic vehicles"; "water lilies are aquatic plants"; "fish are aquatic animals"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in classic literature ?
As far as I am aware, not one of these animals perished, as was formerly supposed, in the marshes or muddy river-beds of the present land, but their bones have been exposed by the streams intersecting the subaqueous deposit in which they were originally embedded.
Most mineralisation is hosted by pillow-textured, subaqueous amygdaloidal basalt that is up to 130 m thick.
Additionally, the two subaqueous debris fields within the area and adjacent to the terrestrial Ladolam Gold Mine are believed to have originated from the same volcanogenic source that is currently being mined on Lihir.
This subaqueous protrusion extends about one hundred metres beyond what's visible above the water and appears to be tens of metres deep beneath the lake's surface.
Turbidity currents are subaqueous sediment gravity flows that are generated by landslides, slumps or density-based avalanches (Mutti et al.
as by studying the external configuration of the existing land and its inhabitants, we may restore in imagination the appearance of the ancient continents which have passed away, so we may obtain from the deposits of ancient seas and lakes an insight into the nature of the subaqueous processes now in operation, and of many forms of organic life, which, though now existing, are veiled from our sight.
However, these occurrences could be biogenic, resulting from selective deposition of organic-rich detritus into glacial eroded valleys or overdeepening serving as subaqueous depocentres.
During the last few years there has been an increasing trend of employing the electrical resistivity method in subaqueous areas for geological and environmental studies [1, 2] and underwater geological mapping [3].
The subaqueous distributary channel (Figure 4(e)) mainly contains pebbles and coarse-grained sandstone which have lower salinity values than others and also has primary high porosity and permeability.
A non-eutrophying subaqueous growth enhancing formula was injected into the sediment where the seagrass was planted to promote rhizome growth and SAVGROW[R] herbivory protection devices were used to prevent grazing until the seagrass was established.