Definitions

upstream

[uhp-streem] / ˈʌpˈstrim /

ADJECTIVE

difficult

Synonyms

STRONGEST

ambitious arduous burdensome challenging crucial demanding laborious onerous painful problematic severe strenuous tough troublesome

WEAK

backbreaker bothersome difficile easier said than done effortful exacting formidable galling gargantuan hard-won heavy herculean immense intricate irritating labored no picnic not easy operose problem prohibitive rigid stiff titanic toilsome trying unyielding uphill wearisome

Antonyms

STRONGEST

easy effortless facile helpful nice trivial

WEAK

calm free friendly manageable plain simple sociable straightforward uncomplicated

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Upstream production meanwhile, has also stalled, largely as a result of the closure of the Strait, with production in the region down some 10 million barrels per day from prewar levels.

From Barron's • May 29, 2026

Upstream production, or the process of getting oil out of the ground, is relatively straightforward; it’s easier to isolate the problem and restart the system quickly.

From MarketWatch • Apr. 11, 2026

Upstream production is projected to reach between 580,000 barrels and 600,000 barrels of oil equivalent a day in 2028, which is between 6% and 10% higher than in 2025.

From The Wall Street Journal • Mar. 10, 2026

"Upstream emissions are really important - especially if you are importing gas from Qatar or the US," said Prof Smith.

From BBC • Dec. 30, 2024

Upstream, it sloped down to a grassy path between the trees and the water.

From "Watership Down: A Novel" by Richard Adams

upstream

Example Sentences

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