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Meaning of helium speech | Babel Free

Noun CEFR B2

Definitions

Speech whose timbre (but not pitch) has been affected by the inhalation of helium, due to the difference in the speed of sound in that gas, compared with air.

uncountable

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
See all B2 English words →

See also

helium star helium unscrambler helium variable helium-3 helium-4 heliumide

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