hullámalak znamená v Angličtina

waveform [waveforms]▼◼◼◼noun
[UK: wˈeɪvfɔːm] [US: wˈeɪvfɔːrm]

ondometer▼noun
[UK: ɒndˈɒmɪtə] [US: ɑːndˈɑːmɪɾɚ]

undular▼adjective
[UK: ˈʌndjʊlə] [US: ˈʌndʒuːlɚ]