The Ancient Greek word for 'seaweed' was  (), which could mean either the seaweed (probably red algae) or a red dye derived from it.
ðɪ ˈeɪntʃənt ɡɹˈiːk wˈɜːd fɔːɹ sˈiːwiːd wʌz, wˌɪtʃ kʊd mˈiːn ˈiːðɚ ðə sˈiːwiːd pɹˈɑːbəbli ɹˈɛd ˈælɡiː ɔːɹ ɐ ɹˈɛd dˈaɪ dᵻɹˈaɪvd fɹʌm ɪt.