Secchi depth

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noun

the depth at which a Secchi disk is no longer visible from the surface of ocean water.

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Words nearby Secchi depth

SECAM, secant, secateurs, Secaucus, Secchi, Secchi depth, Secchi disk, secco, secede, secern, Secernentasida

How to use Secchi depth in a sentence

My trip takes the reverse path, and I begin by assessing the depth of my Shakespeare knowledge in his birthplace.
Biking With the Bard|Kara Cutruzzula|December 28, 2014|DAILY BEAST
Zoe Saldana has also recently praised sci-fi movies for the depth and breadth of women in its ensembles.
Science-Fiction TV Finds a New Muse: Feminism|David Levesley|November 29, 2014|DAILY BEAST
I am all for criticizing the press, and demanding that we get more depth to a story than a sensationalistic headline.
I Blame People Who Blame the Media: Robert McCulloch’s Tone-Deaf Speech|Arthur Chu|November 25, 2014|DAILY BEAST
Tune in next week for the rest of our in-depth interview with Mockingjay director Francis Lawrence.
What ‘The Hunger Games: Mockingjay – Part 1’ Has in Common with ISIS Videos and Killing Bin Laden|Marlow Stern|November 16, 2014|DAILY BEAST

Magic and gaming involve in-depth worlds that feature both male and female characters.
Is ‘Magic: The Gathering’ Immune to GamerGate Misogyny?|David Levesley|October 29, 2014|DAILY BEAST
The dry earth, sun-baked to a depth of many feet, was giving off its store of heat accumulated during the day.
The Red Year|Louis Tracy
They reached a depth in his nature which had been long untouched; a stratum, so to speak, which lay far beneath the surface.
Ramona|Helen Hunt Jackson
One of these is filled to a depth of about one-fourth inch from a puncture in the finger, and is set aside for a few hours.
A Manual of Clinical Diagnosis|James Campbell Todd
No one has yet gone far enough down to test the depth of the veins in any Canadian mine.
Asbestos|Robert H. Jones
They are on a lower level and are consequently worked at a greater depth than those next to be described.
Asbestos|Robert H. Jones

Scientific definitions for Secchi depth

Secchi depth

[ sĕk′ē ]

A measure of the clarity of water, especially seawater. Secchi depth is measured using a circular plate, known as a Secchi disk, which is lowered into the water until it is no longer visible. High Secchi depths indicate clear water; whereas low Secchi depths indicate cloudy or turbid water. See also Secchi disk.