Meaning of “comprehension” - Learner’s Dictionary

comprehension

noun uk us /ˌkɒmprɪˈhenʃən/
UNDERSTANDING [ U ]

the ability to understand something:

How anyone could be so cruel is beyond my comprehension (= I can't understand it) .
TEST [ C, U ] UK

a test to see how well students understand written or spoken language:

a reading comprehension

(Definition of “comprehension” from the Cambridge Learner’s Dictionary © Cambridge University Press)