From Longman Dictionary of Contemporary Englishsimplesim‧ple /ˈsɪmpəl/ ●●●S1W1 adjective (comparative simpler, superlative simplest) 🔊 🔊 1easyEASY not difficult or complicated to do or understand 🔊 a simple but effective solution to the problem 🔊 There is no simple answer to this question. 🔊 I’m sure there’s a perfectly simple explanation.simple to use/make/operate etc 🔊 Modern cameras are very simple to use.relatively/fairly/quite etc simple 🔊 There are relatively simple exercises to build strength. 🔊 We want to keep the costumes as simple as possible. 🔊 We can’t pay people any more money until the company is more profitable. I’m afraid it’s as simple as that.► see thesaurus at easy2plainSIMPLE/PLAIN made in a plainstyle, without a lot of decoration or unnecessary things added 🔊 She dressed with simple elegance. 🔊 simple but delicious food 🔊 a building constructed in a simple classic style3only [usually before noun]SIMPLE/NOT COMPLICATED used to emphasize that only one thing is involved 🔊 Completing the race is not just a simple matter of physical fitness. 🔊 The simple fact is, he’s not very good at his job. 🔊 Their motive was greed, pure and simple.4not having many partsSIMPLE/NOT COMPLICATED made or built of only a few parts, and not having a complicated structure 🔊 It’s a very simple machine. 🔊 They evolved from simple life forms that existed millions of years ago.5ordinaryORDINARYhonest and ordinary and not special in any way 🔊 Joe was just a simple farmer.6grammar technicalsimpletenses are not formed with an auxiliary such as ‘have’ or ‘be’7 →the simple life8stupid [not before noun]STUPID/NOT INTELLIGENT someone who is simple is not very intelligent 🔊 I’m afraid Luke’s a bit simple.COLLOCATIONSadverbsvery/extremely/incredibly simpleI came up with a very simple answer to this problem.relatively/fairly/quite simpleThe rules are quite simple.deceptively simple (=seeming simple, but in fact complicated or difficult)It’s a deceptively simple idea, but it’s very difficult to put into practice.perfectly simpleWell? It’s a perfectly simple question.phrasessimple to use/make/operate etcThe machine is very simple to use.simple but effectiveAny child’s behaviour can be improved by this simple but effective technique.keep something simpleKeep your explanation as simple as possible.