ARC SECOND

Domain	Definition
Geological	1/3600th of a degree (1 second) of latitude or longitude. (references)
Physics	Abbreviated arcsec. A unit of angular measure in which there are 60 arc seconds in 1 arc minute and therefore 3600 arc seconds in 1 arc degree. One arc second is equal to about 725 km on the Sun. (references)
Source: compiled by the editor from various references; see credits.

Photo Album: ARC SECOND

Frequency of Internet Keywords: ARC SECOND

Misspellings: ARC SECOND

Anagrams: ARC SECOND

Scrabble® Enable2K-Verified Anagrams
	Words within the letters "a-c-c-d-e-n-o-r-s"
	-1 letter: endosarc.
	-2 letters: accords, acnodes, cancers, candors, coarsen, corneas, dancers, deacons, narcose, sconced, scorned.
	-3 letters: accord, acnode, acorns, adores, adorns, anodes, arseno, ascend, cadres, cancer, candor, caners, canoed, canoes, casern, cedarn, cedars, censor, coarse, codecs, codens, coders, cornea, corned, corsac, craned, cranes, credos, crones, dancer, dances, deacon, decors, denars, drones, nacred, nacres, narcos, oceans.
	Words containing the letters "a-c-c-d-e-n-o-r-s"
	+2 letters: accordances, archdeacons, cladocerans, consecrated, cotransduce, discordance.
	+3 letters: accelerandos, archdiocesan, concordances, cotransduced, cotransduces, deconsecrate, discordances.
	+4 letters: confederacies, deconsecrated, deconsecrates, discordancies, reconsecrated, subcontracted, unconsecrated.
	+5 letters: accreditations, archdeaconries, deconcentrates, deconsecrating, deconsecration, decortications, hydromechanics, monosaccharide, preadolescence, radiolucencies.
Source: compiled by the editor from various references; see credits. SCRABBLE® is a registered trademark. All intellectual property rights in and to the game are owned in the U.S.A and Canada by Hasbro Inc., and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, a subsidiary of Mattel Inc. Mattel and Spear are not affiliated with Hasbro.

Alternative Orthography: ARC SECOND

Hexadecimal (or equivalents, 770AD-1900s) (references)

Leonardo da Vinci (1452-1519; backwards) (references)

Binary Code (1918-1938, probably earlier) (references)

HTML Code (1990) (references)

ISO 10646 (1991-1993) (references)

Encryption (beginner's substitution cypher): (references)

Thumbnail	Description & Credit
	HST has resolved, to an unprecedented detail of .1 arc second, a mysterious elliptical ring of ... Credit: NASA.
Source: pictures compiled by the editor from various references; see picture credits.

Specialty Definition: ARC SECOND

Expression	Frequency per Day
arc second	11
Source: compiled by the editor from various references; see credits.

Misspellings
	"ARC SECOND" is suggested in spellcheckers for the following: arcsecond. (additional references)
Source: compiled by the editor, based on several corpora (additional references).