notch

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notch

US and Canadian a narrow pass or gorge

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.

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.
References in periodicals archive ?
In our study, we, later on, examined the width and depth of trochlear notch, one of the structures belonging to the proximal part of the ulnar bone, as well as the coronoidal angle.
(a) Olecranon tuberosity, (b) Trochlear notch, (c) Radial notch, (d) Lateral surface, (e) Groove for the tendon of the extensor carpi ulnaris muscle, (f) Parastyloid process, (g) Anconeous process, (h) Process for the insertion of the dorsi-epitrochlearis muscle, (i) Ulnar tuberosity, (j) Medial surface, (k) Styloid process, (l) Ulnar head, (m) Lateral coronoid process, (n) Medial coronoid process, (o) Cranial surface, (p) Interosseous margin (craniolateral), (q) Craniomedial margin, (r) Crest for the insertion of the pronator quadratus, (s) subcutaneous surface (caudal), (t) Caudomedial margin, (u) Caudolateral margin.
* Lateral Position: The axis of the ridge of the trochlear notch is parallel to the axis of the examining board.