| water rescue van | Tauchrettungsfahrzeug |
| water rescue vehicle | Gerätewagen Wasserrettung , GW-W , GW-WR |
| water research | Wasserforschung |
| water reserve | Wasservorrat |
| water reservoir | Wasserspeicher |
| water reservoirs | Wasserspeicher |
| water resistance | Wasserbeständigkeit |
| water resistant wood fiber board | Holzfaser-Feuchtigkeitsschutzplatte |
| water resistant wood fibre board | Holzfaser-Feuchtigkeitsschutzplatte |
| water resistor | Wasserwiderstand |
| water resource | Wasserressourcen |
| water resource policy | Wasserwirtschaftspolitik |
| Water resources | Trinkwasser |
| Water Resources Act | Wasserhaushaltsgesetz |
| water resources engineer | Wasserbauingenieur |
| water resources engineers | Wasserbauingenieure |
| Water Resources Law | Wasserhaushaltsgesetz |
| Water resources management | Wasserwirtschaft |
| water resources project | Wasserbauvorhaben |
| water resources projects | Wasserbauvorhaben |
| water retention | Wasserrückhalt |
| water retention in the interstitium | Wasseransammlung im Interstitium |
| water rheostat | Wasserwiderstand |
| Water ride | Wildwasserbahn |
| Water rocket | Wasserrakete |
| water rockets | Wasserraketen |
| water roll | Wasserbrötchen |
| water roller | Feuchtauftragswalze |
| water route | Wasserweg |
| water run-off | Wasserabfluss |
| water salination | Wasserversalzung |
| water sample | Wasserprobe |
| water sampling | Wasserprobeentnahme |
| water sapphire | Dichroit |
| water saturated site | Feuchtbodenfundstätte |
| Water scavenger beetle | Wasserkäfer |
| water scooter | Wasserläufer |
| water scorpion | Wasserskorpion |
| water seal | Vorlage |
| Water seeks its own level. | Wasser strebt immer nach Ausgleich. |
| water separation | Wasserabscheidung |
| water separator | Wasserabscheider |
| water separators | Wasserabscheider |
| water shamrock | Kleefarn |
| water shed | Wasserscheide |
| water shield | Wasserschutz |
| water shock | Wasserschlag |
| water shoe | Wasserschuh |
| water shoes | Wasserschuhe |
| water shoot | Wassertrieb |
| Water shortage | Wassermangel |
| water shortages | Wassermängel |
| water shrew | Wasserspitzmaus |
| water shut-off cock | Wasserabsperrhahn |
| water shut-off device | Wasserabsperrorgan |
| water shut-off valve | Wasser-Absperrschieber |
| water skater | Wasserläufer |
| water ski | Wasserski |
| water skiing | Wasserski |
| water skis | Wasserskier |
| water slide | Wasserrutsche |
| water slip | wasserführende Kluft |
| water slurry | wässrige Suspension |
| water snail | Wasserschnecke |
| water snake | Ringelnatter |
| water snakes | Ringelnattern |
| water snowflakes | Seekannen |
| water softener | Wasserenthärter |
| water softening | Wasserenthärtung |
| water softening installation | Wasserenthärter |
| water softening plant | Wasserenthärter |
| water softening unit | Wasserenthärter |
| water soldier | Krebsschere |
| water solubility | Wasserlöslichkeit |
| water soluble | wasserlöslich |
| water solution | wässrige Lösung |
| water spangle family | Schwimmfarngewächse |
| water spangles | Kleiner Schwimmfarn |
| water spearwort | Zungen-Hahnenfuß |
| water speedwell | Blauer Wasser-Ehrenpreis |
| water spider | Wasserspinne |
| water spinach | Wasserspinat |
| water splitting | Wasserspaltung |
| water sports | Wassersport |
| water sports club | Wassersportclub |
| water sports enthusiast | Wassersportler |
| water spot | Wasserfleck |
| water spots | Wasserflecken |
| water spotting | Wasserflecken |
| Water spout | Taifun |
| water spouts | Tromben |
| water spray | Wassereinspritzung |
| water sprite | Wassermann |
| Water stagnation | Wasser |
| water stain | Wasserfleck |
| water stains | Wasserflecken |
| water stick insect | Stabwanze |
| water still | Wasserdestillationsanlage |
| water stone | Wasserstein |
| water stones | Wassersteine |
| water storage | Wasserspeicher |
| water storage basin | Staubecken |
| water storage basins | Staubecken |
| water storage capacity | Wasserspeicherkapazität |
| water storage pool | Abklingbecken |
| water storage pools | Abklingbecken |
| water strainer | Wasserabscheider |
| water strider | Wasserläufer |
| water string | wassersperrende Rohrtour |
| water supplies | Wasserhaushalte |
| water supply | Wasserversorgung |
| water supply infrastructure | Wasserversorgungsinfrastruktur |
| Water supply line | Trinkwasser |
| water supply main | Wasserleitung |
| water supply system | Wasserversorgungssystem |
| water supply systems | Wasserversorgungsysteme |
| water surface | Wasseroberfläche |
