Longman Dictionary of Contemporary English - helpful

~ adj 1 useful in making a situation better or easier  (it is helpful (for sb) to do sth)  (Sometimes it's helpful to make a list of everything you have to do. | It'd be helpful for me to know what your plans for the week are. | helpful in doing sth)  (Any information would be helpful in determining what happened. | helpful suggestions/hints/ideas etc)  (Has anybody got any helpful suggestions?) 2 always willing to help people  (She's a helpful child.) - helpfully adv - helpfulness n