(uncountable) One of several sizes to which an item may be manufactured. / (countable) An item labelled or denoted as being that size. / (countable) One who fits an item of that size.

(especially clothing) That is extra extra extra large (the manufactured size). / Used other than figuratively or idiomatically: see extra, large.

An aggressive white blood cell cancer, the most common type of non-Hodgkin lymphoma among adults.

plural of diffuse large B-cell lymphoma