Meaning of supratidal in English:
supratidal
adjective
Ecology
Situated immediately above the limit of high tides; inhabiting or found in such an area.
Pronunciation
supratidal
/ˌsuːprəˈtʌɪdl/ /ˌsjuːprəˈtʌɪdl/ Origin
Early 20th century; earliest use found in Proceedings of the Royal Society of Edinburgh.