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English definition of “compound”

compound

adjective     /ˈkɒm.paʊnd/ US  /ˈkɑːm-/
consisting of two or more partsComplexityDifficult to understand specialized finance & economics used to refer to a system of paying interest in which interest is paid both on the original amount of money invested (= given to companies hoping to get more back) or borrowed and on the interest that has collected over a period of time: compound interest The investment fund has achieved annual compound returns of 18.2 percent.Savings, interest and capital Grammar:CompoundsSee moreGrammar:Compound wordsA compound word is two or more words linked together to produce a word with a new meaning:See moreGrammar:Compound sentencesA compound sentence has two or more main clauses linked by coordinating conjunctions, such as and, but:See moreGrammar:Compound verbsCompound verbs are two words which combine to make one meaning. The first word is usually a noun, an adjective or a preposition, and the second word is a verb. The words are sometimes written as one word and sometimes joined by hyphens. A good learner’s dictionary will tell you how the compound is normally written:See moreGrammar:Word formationThere are four main kinds of word formation: prefixes, suffixes, conversion and compounds.See moreGrammar:PrefixesWe add prefixes before the base or stem of a word.See moreGrammar:SuffixesWe add suffixes after the base or stem of a word. The main purpose of a suffix is to show what class of word it is (e.g. noun or adjective).See moreGrammar:ConversionConversion involves the change of a word from one word class to another. For example, the verbs to email and to microwave are formed from the nouns email and microwave:See moreGrammar:CompoundingWhen we use compounding, we link together two or more bases to create a new word. Normally, the first item identifies a key feature of the second word. For example, the two bases back and ache can combine to form the compound noun backache, and the two bases post and card combine to form the compound noun postcard.See moreGrammar:AbbreviationAbbreviation involves shortening a word. We do this in three main ways: clipping, acronyms and blends.See moreGrammar:Back-formationWe form words with back-formation when we remove part of a word, usually something which we think is a suffix (or occasionally a prefix). We do this commonly when we form verbs from nouns.See more
(Definition of compound adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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