Second

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Related to Arc second: parsec, radian

Second

1. See: Second mortgage.

2. See: Second round.
References in periodicals archive ?
Arc Second reported that the accuracy of its system depends largely on the accuracy of the means used to scale it.
1 arc second, the mirror spread the concentration of incoming rays.
Edward Barrientos, President and CEO of Arc Second, commented "We are excited to add laser projectors to the portfolio of equipment enabled by our Indoor GPS sensors.
Last year's Arc second looks likely to be another major player at Longchamp in October.
03 arc second and accuracy of [+ or -]1 arc second or less.
For 3- to 5-axis machining centers, Hamar's L-743 Ultra-Precision Triple Scan laser has three rotating laser planes that are perpendicular to 1 arc second and flat to 1/2 arc second in a 360 degree sweep and 1/4 arc second in a 90 degree sweep.
Among her previous progeny were Midland Oaks winner and Arc second Klockwork Kyla (by Hondo Black) and Oran Majestic Unraced finalist Wonder Strike (by Crash).
Astronomy and astrophysics: Among the telescopes envisioned for the sky-watchers of tomorrow is a group of orbiting radiotelescopes, linked by laser beams into interferometers with baselines up to 100 times the diameter of the earth and capable of resolving sources as narrow as 10 one-millionths of an arc second.
Arc Second began developing its new line of Indoor GPS components in late 2003 under the internal code name of Black Sun.
The Aga Khan will be chasing another valuable overseas prize, as Royer-Dupre confirmed Arc second Shareta a runner in the Japan Cup on November 27.