Learn how to say Coma correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word coma:
a prolonged state of deep unconsciousness, caused especially by severe injury or illness:
she went into a coma
humorous a state of extreme lethargy or sleepiness:
after the film I settled into a coma
mid 17th century: modern Latin, from Greek kōma ‘deep sleep’; related to koitē ‘bed’ and keisthai ‘lie down’