trough

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trough

(trawf),
1. A long, narrow, shallow channel or depression.
2. The lowest point in variable measurement.

trough

(trof) a shallow longtudinal depression.
synaptic trough  an invagination of the membrane of a striated muscle fiber, surrounding a motor end plate at a neuromuscular junction.

trough

[trôf]
Etymology: AS, trog
a groove or channel, such as the gingival trough around the neck of a tooth.

trough

Cmin, trough serum concentration Therapeutic drug monitoring The point of minimum concentration of a drug or therapeutic agent on the SDC-vs-time curve; TSCs occur immediately before administering a drug's next dose. See MBC, MIC, Therapeutic drug monitoring, Therapeutic index. Cf Peak serum concentration.

trough

(trawf)
1. Long, narrow, shallow channel or depression.
2. Lowest point in variable measurement.

trough

1. standard equipment for feeding and watering animals.
2. an M-shaped false top to be placed on a surgical table. A small patient laid in it is propped up in the groove. Made of sterilizable material. Useful also in radiology if made of radiolucent materials.
References in periodicals archive ?
Nickel prices troughed in Q1 2009 and have been rising since, as the economy shows some early signs of recovery.
The index, which measures medium term business confidence, suggests that the recession has troughed in both the
The index, which measures medium-term business confidence, suggests the recession has troughed in both the UK and Eurozone and that the pace of the slowdown will diminish.
He said: "The MPC's 9-0 vote in favour of unchanged interest rates in April and general tone of the minutes reinforces belief in the view that interest rates have very likely troughed at 0.
The Fed continued to whittle down that number long after the Dow troughed in 2002, eventually bringing the rate down to I percent in 2003.
Underwriting losses troughed at $53 billion in 2001, swamping investment income and resulting in a loss of $27 billion of surplus (9/11 accounted for only approximately $9 billion of this loss).
Spiked and battlemented, it spearheads through sand troughed by the receding tide, as if to lumber out to sea (Barber Institute, Birmingham).
The portable, versatile beltline maintenance tool is designed to safely lift fully loaded, troughed or flat conveyor belts.
That's not to say we don't have that attitude ourselves but we peaked and troughed too much to win.
troughed in percent change terms in the third quarter 2004.
For that is what RK Narayan aspired to - to accept his own lot that so peaked and troughed all his life, without recourse to self-pity, exaggeration or sentimentality - - his failure in exams, the loss of his wife Rajam after just four years of marriage, the numerous rejections of his early manuscripts, and finally, the loss of his only child, Hema, to cancer, a few years before his own death (May 13, 2001).