Adjective
Relating to, or like, a delta.
Source: Webster's dictionaryBriefly constricted at Guayaquil by hills, the Guayas widens south of the city and flows through a deltaic network of small islands and channels. Source: Internet
Strabo, the 1st-century Roman writer, mentions the deltaic lands: "Regarding merchants who now sail from Egypt.. Source: Internet
Opposite the mouth of the Ganges, however, the intervals between these depths are very much extended by deltaic influence. Source: Internet