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Definition of Abney level
1. Noun. A surveying instrument consisting of a spirit level and a sighting tube; used to measure the angle of inclination of a line from the observer to the target.
Definition of Abney level
1. Noun. A clinometer used to measure tree heights.(reference-book last = first = authorlink = coauthors = editor =Gove, Philip Babcock others = title = Webster's Third International Dictionary of the English Language Unabridged origdate = origyear = 1909 origmonth = url = format = accessdate = accessyear = accessmonth = edition = date = year =1976 month = publisher =G. & C. Merriam Co. location = Springfield, MA language = id = doi = isbn =0-87779-101-5 lccn = ol = pages =4 chapter = chapterurl = quote =) ¹
¹ Source: wiktionary.com
Lexicographical Neighbors of Abney Level
Literary usage of Abney level
Below you will find example usage of this term as found in modern and/or classical literature:
1. Forestry Quarterly by New York State College of Forestry (1916)
"New Abney level and Its Use The improved Abney level, as illustrated in Fig.
1, is only slightly larger than the old Abney, and its cost is about the same. ..."
2. Gurley Manual of Surveying Instruments by Gurley, W. & L. E., Troy, N.Y. (1912)
"See 646 Abney level, an improved Locke Hand Level, giving angles of elevation
graduated for slopes, as 1 to 1, 2 to 1, etc., in case. See page 285 . ..."
3. Military Sketching and Reconnaissance by Augustus Ferryman Mockler Ferryman (1903)
"Abney level object the elevation or depression of which is required. Now, with
the other hand, gently turn the screw (or wheel) until the centre of the ..."
4. Camera (1907)
"I propose to use an Abney level whenever I use the rising front. This instrument
can be carried in the ... In connection with the use of the Abney level. ..."
5. Plane Surveying for Use in the Classroom and Field by William Galt Raymond (1914)
"Abney level and clinometer. This is a combination of a hand level and a
slope-measuring instrument. Such an instrument is shown in Fig. 54. ..."
6. Handbook for Field Geologists by Charles Willard Hayes (1909)
"In addition to the rod either (a) a hinged clinometer with level on one arm,
or (6) an Abney level, or (c) a Brunton compass is used. ..."
7. The Geographical Journal by Royal Geographical Society (Great Britain). (1908)
"... made in 1906 and 1907, are not such as to give a final result, being made by
aneroid, controlled by a rough measurement with an Abney level. ..."
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