There has been a reduction of the residual amounts of synthetic detergent material in the…river sources of supply after the complete substitution in packets of washing powder retailed in Britain of anionic detergents which are biologically degradable (Nature).
Useful english dictionary. 2012.
bi|o|de|grad|a|ble — «BY oh dih GRAY duh buhl», adjective. that is susceptible of being decomposed, especially by bacterial action: »biodegradable detergents … Useful english dictionary
non|bi|o|de|grad|a|ble — «NON by oh dih GRAY duh buhl», adjective. that is not susceptible to being decomposed by bacterial action: »Landfills should be limited to the minimum number and acreage necessary to dispose of the nonbiodegradable materials that have no resource … Useful english dictionary
non|de|grad|a|ble — «NON dih GRAY duh buhl», adjective. that does not decompose: »For centuries man s nondegradable waste materials have generally been hauled…for disposal in open gulleys or abandoned pits (Richard B. Engdahl) … Useful english dictionary
pho|to|de|grad|a|ble — «FOH toh dih GRAY duh buhl», adjective. that can be decomposed by the action of light, especially sunlight; photolytic: »Scientists also created photodegradable plastics that break down through long exposure to sunlight (Biesenburger, Kelleher,… … Useful english dictionary
gradable — grad|a|ble [ˈgreıdəbəl] adj an adjective which is gradable can be used in the ↑comparative or ↑superlative forms, or with words such as very or fairly >gradability [ˌgreıdəˈbılıti] n [U] … Dictionary of contemporary English
gradable — grad|a|ble [ greıdəbl ] adjective a gradable adjective can be used with words such as very, more, or less, or have COMPARATIVE and SUPERLATIVE forms. Big, happy, and expensive are examples of gradable adjectives … Usage of the words and phrases in modern English
biodegradable — Denoting a substance that can be chemically degraded or decomposed by natural effectors ( e.g., weather, soil bacteria, plants, animals). * * * bio·de·grad·able di grād ə bəl adj capable of being broken down esp. into innocuous products by the… … Medical dictionary
grade — [[t]greɪd[/t]] n. v. grad•ed, grad•ing 1) a degree or step in a scale, as of rank, advancement, quality, value, or intensity 2) a class of persons or things of the same relative rank, quality, etc 3) a step or stage in a course or process 4) edu… … From formal English to slang
biodegradable — bi•o•de•grad•a•ble [[t]ˌbaɪ oʊ dɪˈgreɪ də bəl[/t]] adj. ecl capable of decaying through the action of living organisms: biodegradable paper; biodegradable detergent[/ex] • Etymology: 1960–65 bi o•de•grad a•bil′i•ty, n … From formal English to slang
biodegradable — bi|o|de|grad|a|ble [ ,baıoudı greıdəbl ] adjective biodegradable substances can be broken into very small parts by bacteria so that they are not harmful to the environment … Usage of the words and phrases in modern English
