The most common and most likely answer to this crossword clue is the 6 letter word LEARNT
I've seen this crossword clue in The Guardian
L
E
A
R
N
T
More clues leading to the result LEARNT
- Studied art mostly in period of abstinence
- Memorised Shakespearean role prior to National Theatre
- What pupil did, getting merit in Latin tense
- Was inclined to absorb one basic subject?
- Gained knowledge about Shakesperian king and New Testament
- Got to know sailors in leathers, half-cut
- Memorised several books on Shakespearian king
- Picked up faulty rental
- Became capable of a run in fast time
- Picked up net stocking left behind in flat
Buddy explains!

The straight part
We know that "Was inclined to absorb one basic subject" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case was inclined to absorb one basic subject = learnt.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does LEARNT mean?
LEARNT verb- To acquire, or attempt to acquire knowledge or an ability to do something.
- To attend a course or other educational activity.
- To gain knowledge from a bad experience so as to improve.
- To study.
- To come to know; to become informed of; to find out.
- To teach.