pneumoencephalogram

[ noo-moh-en-sef-uh-luh-gram, nyoo- ]

noun

, Medicine/Medical.

1. an encephalogram made after the replacement of the cerebrospinal fluid by air or gas, rarely used since the development of the CAT scanner.

pneumoencephalogram

/ ˌnjuːməʊɛnˌsɛfəˈlɒɡrəfɪ; ˌnjuːməʊɛnˈsɛfələˌɡræm /

noun

1. See encephalogram

Derived Forms

• pneumoencephalography, noun

Word History and Origins

Origin of pneumoencephalogram¹

First recorded in 1930–35; pneumo- + encephalogram