razumljiv

1. understandable; comprehensible; clear
   Profesor objašnjava na veoma razumljiv način. — The professor explains things in a very clear way.
   Uputstvo nije razumljivo bez slika. — The instructions aren't understandable without pictures.
2. (of feelings, actions) understandable; natural
   Tvoja ljutnja je potpuno razumljiva. — Your anger is completely understandable.
   Razumljivo je što si se uplašio. — It's understandable that you got scared.

The neuter form razumljivo is often used as an adverb or to mean "naturally, of course".