Antonyms of adj downstream

1 sense of downstream

Sense 1
downstream (vs. upstream) -- (in the direction of a stream's current)

upstream (vs. downstream) -- (in the direction against a stream's current)

Similarity of adj downstream

1 sense of downstream

Sense 1
downstream (vs. upstream) -- (in the direction of a stream's current)

Antonyms of adv downstream

1 sense of downstream

Sense 1
downriver, downstream -- (away from the source or with the current)
       Antonym of upstream (Sense 1)
      => upriver, upstream -- (toward the source or against the current)

Synonyms of adv downstream

1 sense of downstream

Sense 1
downriver, downstream -- (away from the source or with the current)