"delta" In Word Games

1. [countable] the fourth letter of the Greek alphabet (Δ, δ)
2. [countable] an area of land, like a triangle in shape, where a river has split into several smaller rivers before entering the sea
3. Delta [uncountable] a variant (= form) of the SARS-CoV-2 virus that was first reported in late 2020 and named ‘Delta’ in 2021. It became the main form of the virus worldwide until the Omicron variant appeared in late 2021.

"delta" synonyms:

• estuary,
• mouth,
• channel,
• outlet,
• firth,
• fjord,
• creek,
• bay,
• bight,
• cove,
• inlet,
• gulf,
• loch,
• arm,
• fiord,
• embayment,
• sound,
• passage,
• voe

"delta" antonyms:

• source,

• dealt
• lated