ideas that are logical► logical ideas, decisions etc that are logical are based on a series of facts or ideas connected in a correct and intelligent way: · Your essay ought to take the form of a logical argument.· There is no logical reason for teaching boys and girls separately.take something to its logical conclusion: · If you took the anti-war arguments to their logical conclusion, you would destroy all weapons.it is logical to do something: · If they did not leave until yesterday, then it is logical to assume that they will arrive some time tomorrow.
► sound reasons, ideas, advice etc that are sound are logical and sensible, and it is easy to agree with them or believe that they are right: · The company offers sound financial advice to individuals and businesses.· Is recycling glass a sound idea?· There is no sound reason for the closure of this factory.
► make sense an idea, decision or plan that makes sense is logical and easy to understand: · His arguments seem to make sense.it makes sense for something to happen: · It would make sense for the parents to be involved in this discussion.
► rational a way of thinking, explanation, idea etc that is rational is very logical and is based on clear practical or scientific reasons, rather than on your feelings or wishes: · We're looking for someone with a rational approach to dealing with problems.· There must be some rational explanation for this apparently bizarre phenomenon.· There appears to be no rational motive for the attack.
► reasonable something that is reasonable seems to be logical and likely to be true because of what you know of the situation: · It is a reasonable assumption that she knew him well, as she had the keys to his house.· Given that the patient smokes 50 cigarettes a day, it would be reasonable to assume there is some lung damage.
► reasoned a reasoned way of thinking about something is logical and has been thought about very carefully: · We must have an informed and reasoned debate of the moral issues involved.· It became clear that calm, reasoned arguments were not working in this volatile situation.
► well-thought-out a well-thought-out plan or way of doing something is carefully and logically planned: · Before we can apply for funding, we must have strong, well-thought-out proposals.· a well-thought-out strategy
► coherent words, thoughts or ideas that are coherent are arranged in an order that makes them easy to understand: · He couldn't give a coherent account of what he'd been doing that night.· His book contains a coherent argument in favour of economic change.
► hang together informal if a piece of writing or an explanation hangs together , it is easy to understand because its parts are connected in a way that seems natural and logical: · Her story doesn't hang together very well.
► add up informal if a set of facts add up , they are logically connected so they provide a reasonable explanation of a situation: · I can see now that George was planning this all along - it all adds up.