decayable

Subject to decomposition

Decayable describes something capable of decaying or decomposing.

The word appears most often in environmental contexts distinguishing materials that break down naturally from those that persist: decayable organic matter, decayable waste.

The opposite is non-decayable—plastics and other materials that resist decomposition.

biodegradable

compostable

Able to decompose naturally

natural · eco-friendly · sustainable · recyclable · compost · renewable · disposable · zero-waste · green · non-toxic

decomposition

rot

Organic breakdown process

disintegration · deterioration · spoilage · fermentation · oxidation · corrosion · bacteria · fungi · mold · entropy

temporal

transient

Temporary, soon departing

impermanent · ephemeral · passing · evanescent · momentary · brief · transitory · mortal · finite · unstable

Opposites
susceptibility to deterioration

decayableimperishable

Lasting forever, indestructible

indestructible · incorruptible · undecaying · permanent · everlasting

Family

decay, decayed, decaying, decadent, decompose, decadence, decayers, decayer, decomposable

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Used worldwide · Timeless · Everyday, not technical · Rated G