IPA: /ˌkɛrəˈtoʊmə/
KK: /kɛrəˈtoʊmə/
A type of skin growth that is usually benign and consists of a thickened area of skin, often caused by pressure or irritation.
The doctor diagnosed the patient with a keratoma on his foot.
Keratoma is formed from "kerato-" (from Greek "keras", meaning horn) and "-oma" (from Greek "oma", meaning tumor or swelling). The word refers to a tumor or growth that resembles a horn, typically associated with the skin.
Think of 'horn' ('kerato-') to remember that 'keratoma' refers to a growth that resembles a horn.