usable
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usable
Describes that something can be used or employed for a particular purpose. It is suitable for providing a benefit.
Nach der Renovierung ist der Dachboden jetzt als Wohnraum nutzbar.
After the renovation, the attic is now usable as living space.
The word is made up of the verb 'nutzen' (to use) and the ending '-bar' (-able). The ending '-bar' often means 'can be ...', so something that is 'nutzbar' (usable) can be used.
Die Sonnenenergie ist eine unerschöpfliche, nutzbare Ressource.
Solar energy is an inexhaustible, usable resource.
'Nutzbar' (usable) is very frequently used in constructions with the verbs 'sein' (to be) or 'machen' (to make). You say 'etwas ist nutzbar' (something is usable) or 'jemand macht etwas nutzbar' (someone makes something usable).
Der Keller ist nach der Sanierung wieder nutzbar.
The basement is usable again after the renovation.
The expression 'sich etwas nutzbar machen' (to make use of something) is a fixed reflexive construction. The person who benefits is in the dative (here: 'sich'), and the thing being used is in the accusative.
Der Forscher machte sich die Entdeckung für sein Experiment nutzbar.
The researcher made use of the discovery for his experiment.
You can recognize this meaning from the context of agriculture. The word is almost always used together with terms like 'landwirtschaftlich' (agriculturally), 'Boden' (soil), or 'Fläche' (area).
Durch Bewässerung wurde die Wüste an dieser Stelle nutzbar gemacht.
Through irrigation, the desert was made usable at this spot.
to use / benefit
'nutzen' and 'nutzbar' are closely related, but they have different roles in the sentence. 'nutzen' is a verb: a person uses something for a purpose. 'nutzbar' is an adjective: it describes that something can be used. So you can use a program if it is usable. The words can be confused because both have to do with use and benefit. Pay attention to the grammar: 'Ich nutze das Gerät' (I use the device), but 'Das Gerät ist nutzbar' (The device is usable).
Nach der Reparatur ist die Küche wieder vollständig nutzbar.
After the repair, the kitchen is fully usable again.
Am Wochenende nutzt sie die App, um ihre Termine zu ordnen.
On the weekend, she uses the app to organize her appointments.