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Definition of sidestream

sidestream

/ˈsaɪd.striːm/
side · stream

Plural:sidestreams
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sidestream Lexical Profile

sidestream Game Scores & Validity

• adjective

1

Relating to or designating tobacco smoke that drifts directly into the surrounding air from the burning end of a cigarette, cigar, or pipe, as opposed to smoke inhaled and exhaled by the smoker.

Example

"Public health studies indicate that sidestream smoke often contains higher concentrations of certain toxins than exhaled smoke."


2

Diverted from or operating alongside a primary flow or process, such as in wastewater treatment, chemical engineering, or respiratory monitoring.

Example

"The hospital uses a sidestream capnograph that samples a small portion of gas from the patient's breathing circuit."

• noun

1

A secondary flow of liquid, gas, or material that branches off from a main stream or primary industrial process.

Example

"Engineers diverted a small sidestream from the distillation column to monitor the purity of the chemical mixture."

Cite this Entry


Wordmom. (2026). Definition of Sidestream. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/sidestream
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