streakline

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noun

A locus of points of all the fluid particles that have passed continuously through a particular spatial point in the past.

“Dye steadily injected into the fluid at a fixed point extends along a streakline.”

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Meanings

nounstreakline (plural streaklines)

plural streaklines

  1. A locus of points of all the fluid particles that have passed continuously through a particular spatial point in the past.

    Dye steadily injected into the fluid at a fixed point extends along a streakline.

Origin

From streak + line.

Full word history & related roots →
Cite this entry
APA

streakline. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/streakline

MLA

“streakline.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/streakline. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “streakline,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/streakline.

Source: streakline on Wiktionary, CC BY-SA 4.0.