| free socket | Kabelbuchse |
| free software | freie Software |
| Free Software Foundation | Free Software Foundation |
| Free Software Foundation Europe | Free Software Foundation Europe |
| Free software licence | Open-Source-Lizenz |
| Free software license | Open-Source-Lizenz |
| Free software Unicode typefaces | Open-Source-Font |
| Free solo climbing | Free Solo |
| free space | Freiraum |
| free space communication | Freiraumausbreitung |
| free space loss | Freiraumdämpfung |
| Free Space Optics | Optischer Richtfunk |
| free space propagation | Freiraumausbreitung |
| free speech | Recht auf freie Meinungsäußerung |
| free spoken | offen |
| free standing bridges | Brückenwerk |
| free state | Freistaat |
| Free State Bottleneck | Flaschenhals |
| Free State of Fiume | Unabhängiger Freistaat Fiume |
| Free State of Icaria | Freistaat Ikaria |
| Free State of Ikaria | Freistaat Ikaria |
| Free State of Prussia | Freistaat Preußen |
| Free State of Saxony | Freistaat Sachsen |
| Free State of Schwenten | Freistaat Schwenten |
| Free State of Thuringia | Freistaat Thüringen |
| Free State Project | Free State Project |
| Free State Province | Freistaat |
| Free State Stadium | Free-State-Stadion |
| free states | Freistaaten |
| free sth. | etw. entsperren |
| free sth. from acid | bei etw. Säure binden |
| free sth. from alkaline constituents | etw. entbasen |
| free sth. from oil | etw. vom Öl befreien |
| free sth. from snow | etw. schneefrei machen |
| free store | Kostnix-Laden |
| free stores | Kostnix-Läden |
| free stroke | freier Anschlag |
| free support | freies Auflager |
| free surface | Wasserspiegel |
| Free Territory of Trieste | Freies Territorium Triest |
| free text | Freitext |
| free text field | freies Textfeld |
| free thinker | Freidenker |
| free thinkers | Freidenker |
| free throw | Freiwurf |
| free throws | Freiwürfe |
| Free ticket | Freibillett |
| free tickets | Freibilletts |
| free time | Freizeit |
| free to air | frei empfangbar |
| free trade | Freihandel |
| free trade area | Freihandelszone |
| Free Trade Area of the Americas | Amerikanische Freihandelszone |
| free trade policy | Freihandelspolitik |
| free trade zones | Zollfreizonen |
| free travel | Leerweg |
| Free Union | Freie Union , FU |
| free unionisation | Gewerkschaftsfreiheit |
| Free University of Berlin | Freie Universität Berlin |
| Free University of Berlin , FUB | Freie Universität Berlin , FU Berlin , FUB |
| free up | freimachen |
| free variable parameter | Platzhalter |
| free vector | freier Vektor |
| free vibration | freie Schwingung |
| free volume | Totraum |
| free voters | Wählervereinigung |
| free water | freies Wasser |
| free wave | Raumwelle |
| free wheel | Freilauf |
| free wheeling | Freilauf |
| free will | Willensfreiheit |
| Free Willy | Free Willy - Ruf der Freiheit |
| free with one's money | ausgabefreudig |
| free yourself from sb.'s embrace | sich aus jds. Umarmung lösen |
| free zone | Freiraum |
| free-air dose | Luftdosis |
| free-arm sewing machine | Arm-Nähmaschine |
| free-bending roll | frei drehbare Rolle |
| free-burning coal | Flammkohle |
| free-cantilevered construction | freier Vorbau |
| free-choice feeding | Sattfütterung |
| free-code | gebührenfrei |
| free-cutting steel | Automatenstahl |
| free-diver | Freitaucher |
| free-diving | Freitauchen |
| free-drop ram | Freifallramme |
| free-electron laser , FEL | Freie-Elektronen-Laser , FEL |
| free-fall bomb | Freifallbombe |
| free-fall parachuting | Fallschirmspringen mit freiem Fall |
| free-fall yarn | Spinngewölle |
| free-fall {free-fell | frei fallen |
| free-fallen | frei gefallen |
| free-fallen} | frei fallen |
| free-falling | frei fallend |
| free-falling bomb | Freifallbombe |
| free-flight model | Freiflugmodell |
| free-flight models | Freiflugmodelle |
| free-flight test | Freiflugversuch |
| free-flight tests | Freiflugversuche |
| free-flight wind tunnel | Freiflugwindkanal |
| free-flight wind tunnels | Freiflugwindkanäle |
| free-floating | freischwimmend |
| free-floating planet | vagabundierender Planet |
| free-flow pump | Freistrompumpe |
| free-flowing | fließend |
| free-for-all | allgemeiner Tumult |
| free-form graphic | Freiformgraphik |
| free-form surface | Fläche höherer Ordnung |
| free-hand | freihändig |
| free-handed | großzügig |
| free-issue parts | Beistellungen |
| free-jet turbine | Freistrahlturbine |
| free-lance | freiberuflich |
| free-lance journalist | freiberufliche Journalistin |
| free-lancing | freiberuflich tätig sein |
| free-living | liederlich |
| free-living flatworm | Strudelwurm |
| free-living flatworms | Strudelwürmer |
| free-market capitalism | Anarchokapitalismus |
| Free-market economy | Marktwirtschaft |
| Free-minded Democratic League | Vrijzinnig Democratische Bond |
| free-moving benthos | vagiles Benthos |
| free-of-ground | erdfrei |
| free-piston diesel engine compressor | Freikolbendieselverdichter |
| free-piston engine | Flugkolbenmaschine |
| free-piston engine compressor | Freikolbenverdichter |
| free-piston gas turbine | Freikolben-Gasturbine |
| free-radical chain polymerization | Radikalkettenpolymerisation |
| free-radical chain reaction | Radikalkettenreaktion |
| free-radical mechanism | Radikalmechanismus |
| free-radical scavenger | Radikalfalle |
| Free-radical theory | Radikale |
| free-radical trap | Radikalfalle |
| free-range | gesprenkelt |
