notch


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Related to notch: Notch signaling

notch

US and Canadian a narrow pass or gorge
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005

notch

[näch]
(electronics)
Rectangular depression extending below the sweep line of the radar indicator in some types of equipment.
(engineering)
A V-shaped indentation or cut in a surface or edge.
(geology)
A deep, narrow cut near the high-water mark at the base of a sea cliff.
(geography)
A narrow passage between mountains or through a ridge, hill, or mountain.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

notch

A cutout in a log or timber, usually at or near one of its ends, that is used to form a rigid joint when mated with another appropriately cutout log or timber at right angles to it; for example, at the corners of a log cabin or log house. See corner notch, diamond notch, double-saddle notch, dovetail notch, half-cut notch, half-dovetail notch, halved-and-lapped notch, lap notch, log notch, round notch, saddle notch, single notch, single-saddle notch, square notch, V-notch.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
References in periodicals archive ?
(2009) has provided us with evidence on the presence and expression of the Notch proteins (Notch-1, -2, and -4) and their cognate ligands (Jagged-1, Jagged-2, Delta-like ligand 1, and Delta-like ligand 4) in breast cancer in comparison to normal tissue.
Notches on Borders of Spleen, A-Notches on both Borders, B-No Notch
Neuber [1] proposed the most well-known notch stress-strain approximation method that formulates the theoretical stress concentration factor to the product of the elasto-plastic stress and strain concentration factors.
However, these antennas only have one or two notched bands; thus, potential interference from other narrow bands can not be filtered out.
If the notch was 45 degrees--the most common practice--the hinge broke when the tree was halfway down, still dangerous; but sloppy cutters often made shallow notches and the tree broke before it reached the halfway point.
"Notch signaling between emitting and receiving cells is key to establishing HSC fate during development," said Traver.
However, the annular V-shaped notch is generally processed by turning tool with a corner radius, and the bottom of V-shaped notch is an arc, not a crack.
Morphometric and morphological studies regarding the mandibular notch have been reviewed; however there is a paucity of literature regarding data in the South African population.
AL101 is currently in Phase 2 for adenoid cystic carcinoma patients with tumor bearing Notch activating mutations (ACCURACY).
In the literature, the shape variations of the glenoid cavity are determined as follows: egg-shaped, oval, teardrop, pear-shaped, round, tear with a notch, shape without a notch and elongated oval (9-12).
The mortgage covered bond rating is based on CS's Long-Term Issuer Default Rating (IDR) of 'A', an IDR uplift of two notches, a Payment Continuity Uplift (PCU) of four notches and a recovery uplift of one notch.