periscopen.
/ˈpɛrᵻskəʊp/, U.S. /ˈpɛrəˌskoʊp/ 1. A general or comprehensive study; a survey, an overview. Obsolete.
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the world > physical sensation > sight and vision > a look or glance > [noun] > survey
overlook1584
survey1589
coup d'œil1739
periscope1825
eye sweep1833
oversight1889
1825 J. M. Good Study Med. (ed. 2) II. 161 The following passage, in which he [sc. Dr. Ferguson] is taking a medical periscope of the island of Antigua.
1862 Vanity Fair (N.Y.) 4 Jan. 129/2 They will be taught..the principle of the peristrephic periscope as applied to the grand metempsychosis of the original status of their foreordination.
1871 R. D. Owen Debatable Land Pref. xiv. 124 Released from bodily earth-clog, their periscope is wider, their perceptions more acute..than ours.
II. An optical instrument.† 2. Photography. A kind of periscopic objective lens. Cf. periscopic adj. 1. Obsolete.The lens was first developed in 1865 by the firm of C. A. Steinheil & Sons, optical instrument makers, Munich.
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society > leisure > the arts > visual arts > photography > camera > parts and accessories of camera > [noun] > lens > types of
portrait lens1852
short-focus lens1862
periscope1865
rectilinear1867
pantoscope1868
wide-angle1868
long lens1876
apochromatic1887
anastigmat1890
concentric lens1890
euryscope1890
landscape lens1890
rectigraph1890
symmetrical1890
concentric1893
telelens1893
telephoto1894
monocle1897
stigmat1901
stigmatic1902
Long Tom1910
zoom lens1932
Panavision1955
teleconverter1959
macro lens1961
zoom1969
macro1971
1865 Athenæum 4 Nov. 617/1 Steinheil's periscope, a new photographic object-glass.
1890 Internat. Ann. Anthonys Photogr. Bull. 129 Why the many styles of objectives..? ‘Orthoscope, Tachyscope, Euryscope, Platyscope, Periscope.’
3. A tubular apparatus containing a system of prisms or mirrors so as to give a viewpoint displaced from the observer's eye by the length of the tube, thereby enabling a person to observe objects which would otherwise be out of sight.Periscopes were originally used in submarines for viewing objects above the water. They were subsequently used in trench warfare to observe enemy lines from inside a trench.
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society > armed hostility > military equipment > [noun] > trench-periscope
periscope1899
trenchoscope1915
trench periscope1915
trenchscope1915
society > armed hostility > hostilities at sea > naval weapons and equipment > [noun] > periscope
periscope1899
the world > physical sensation > sight and vision > optical instruments > instrument for distant vision > [noun] > periscope (at sea)
periscope1899
look-see1925
perisher1925
the world > physical sensation > sight and vision > optical instruments > instrument for distant vision > [noun] > periscope (at sea) > periscope (on land)
periscope1899
hyposcope1902
trenchoscope1915
trench periscope1915
trenchscope1915
1899 Westm. Gaz. 17 Jan. 5/2 Various experiments are being carried out in order to provide these vessels with ‘eyes’, and notably with an apparatus known as the periscope, which is based on the principle of the dark room in photography, and which, by means of a tube, can be raised to the surface of the water.
1902 19th Cent. Feb. 226 The use of what is known as the periscope. This..by a system of mirrors carries to the officer below a reflection of what is occurring above.
1915 D. O. Barnett Let. 23–5 Jan. in In Happy Memory 51 I had a man with a periscope spotting for me, and he registered some near things for the Bosch's face.
1957 H. Williamson Golden Virgin xv. 237 One man in twelve was on look-out duty with a periscope above the parapet of chalk-filled bags.
1964 S. Bellow Herzog (1965) 273 A toy periscope through which she could look over the sofa.
1976 Sci. Amer. Dec. 32/3 The crane operator, protected by heavy shielding and observing his tasks through a periscope, could remove and install any of the equipment.
1992 Ships Monthly Apr. 15/1 It is believed that this is the last class of British submarine to carry traditional periscopes—future classes will use fibre optics.
Compounds
periscope depth n. the depth at which a submarine's periscope will just break the surface of the water.
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society > armed hostility > hostilities at sea > naval weapons and equipment > [noun] > periscope > depth of
periscope depth1926
periscope level1963
1926 Times 1 Nov. 14/1 Submarines of the ‘H’ and ‘R’ classes were seen diving to periscope depth and returning to the surface.
1992 Ships Monthly Apr. 14/1 Underwater she can move at over twenty knots with a snorting speed at periscope depth of nineteen knots.
periscope level n. = periscope depth n.
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society > armed hostility > hostilities at sea > naval weapons and equipment > [noun] > periscope > depth of
periscope depth1926
periscope level1963
1963 Jrnl. Conflict Resol. 7 380/2 Withdrawing a discreet distance, perhaps submerged to periscope level, they could set off the device by remote control.
2003 New Straits Times (Malaysia) (Nexis) 8 June 12 The British submarine Trenchant was despatched to lie in wait at periscope level for the German U-boat's arrival.
Derivatives
ˈperiscope-wise adv.
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1923 J. S. Huxley Ess. Biologist iii. 116 It [sc. the grebe] lifts its head and neck above the water, periscope-wise, to assure itself of its direction.
1980 Jrnl. Biogeogr. 7 394/2 African elephants are apparently equally happy to walk on the river or lake floor if it is sufficiently shallow, holding the trunk aloft periscope-wise.
This entry has been updated (OED Third Edition, December 2005; most recently modified version published online March 2022).
periscopev.
/ˈpɛrᵻskəʊp/, U.S. /ˈpɛrəˌskoʊp/ intransitive. To gaze as if through a periscope; to rise up or above something, as if (using) a periscope. Also occasionally transitive: to look at (a person or thing) as if through a periscope.
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the world > physical sensation > sight and vision > seeing or looking > see [verb (intransitive)] > look upwards
to look upeOE
uplooka1300
to lift (up) one's eyes, brow, face, visagea1400
upgaze1855
periscope1933
1933 D. Thomas Notebk. 11 Nov. in R. Maud Notebk. Poems (1989) 208 Where fishes' food is fed the shades Who periscope through flowers to the sky.
1991 A. Martin Walking on Water (1992) xxx. 117 As the last wave periscoped up, with only a minute or so left in the heat, Pottz knew he had to take it.
2000 Duluth (Minnesota) News-Tribune (Nexis) 24 Sept. (Sports section) 01 d Four otters periscoped us.
2003 Washington Post (Nexis) 12 Oct. p01 Two emu heads periscoped up from behind a tangle of shrubs and wildflowers.
This entry has been updated (OED Third Edition, December 2005; most recently modified version published online March 2022).
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n.1825
v.1933