Definition of inflammableness in English:

inflammableness

noun

See inflammable

‘On the other hand, hydrogen has the characteristics of colorlessness, odorlessness, inflammableness and the large flame propagation velocity.’
‘I went to go see a specialist about my catarrh. Is there anything that can sooth the inflammableness so it goes back to normal?’

Pronunciation

inflammableness

/ɪnˈflaməblnəs/