Meaning of REFLECTION in English
( BrE also less frequent re·flex·ion ) / rɪˈflekʃn; NAmE / noun
[ C ] an image in a mirror, on a shiny surface, on water, etc. :
He admired his reflection in the mirror.
[ U ] the action or process of sending back light, heat, sound, etc. from a surface
[ C ] a sign that shows the state or nature of sth :
Your clothes are often a reflection of your personality.
The increase in crime is a sad reflection on (= shows sth bad about) our society today.
[ U ] careful thought about sth, sometimes over a long period of time :
She decided on reflection to accept his offer after all.
A week off would give him time for reflection.
[ C , usually pl. ] your written or spoken thoughts about a particular subject or topic :
a book of her reflections on childhood
[ C ] an account or a description of sth :
The article is an accurate reflection of events that day.
see mature adjective
late Middle English : from Old French reflexion or late Latin reflexio(n-) , from Latin reflex- bent back, from the verb reflectere .
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005