longitudinal
adjectiveStress: third syllable
Syllables: lon-gi-tu-di-nal (5)
English Definition
Running lengthwise; or relating to research over a long period.
Example Sentence
The researchers are conducting a longitudinal developmental study.
US IPA
/ˌlɑːndʒəˈtuːdnl/
UK IPA
/ˌlɒndʒɪˈtjuːdɪnl/