demonstrable
adjective /dɪˈmɒnstrəbl/, /ˈdemənstrəbl/
/dɪˈmɑːnstrəbl/
(formal)- that can be shown or proved
- a demonstrable need
- There is no demonstrable link between the two events.
Word Originlate Middle English: from Latin demonstrabilis, from demonstrare ‘point out’.