Learn how to say Haemorrhoids correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word haemorrhoid:
a swollen vein or group of veins in the region of the anus. Also (collectively) called piles.
late Middle English: via Old French and Latin from Greek haimorrhoides (phlebes) ‘bleeding (veins)’, from haima ‘blood’ + an element related to rhein ‘to flow’