[prəʊn], (Adjective)

Definitions:
- likely or liable to suffer from, do, or experience something unpleasant or regrettable
(e.g: farmed fish are prone to disease)

- lying on one's front with face downwards
(e.g: I was lying prone on a foam mattress)


Phrases:

Origin:
late Middle English: from Latin pronus ‘leaning forward’, from pro ‘forwards’

[prəʊn], (Verb)

Definitions:
- turn (a patient) so as to lie face down for a period of time in order to improve the exchange of oxygen and carbon dioxide in the lungs during mechanical ventilation
(e.g: twice a day he was proned to try and get as much oxygen into his body as possible)

- drop into a prone position; lie face down
(e.g: they searched him and told him to prone out on the ground next to his car)


Phrases:

Origin:
late Middle English: from Latin pronus ‘leaning forward’, from pro ‘forwards’