second

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Related to Arc seconds: Milliarcsecond

second

(Backer), noun advocate, aide, angel, backer, champion, endorser, patron, promoter, supporter

second

(Moment), noun before you know it, brief peeiod of time, flash, flash of an eyelid, instant

second

verb approve, assist, authorize, back, back up, confirm, endorse, favor, pass, ratify, receipt, recommend, sanction, stand behind, subscribe, support, validate, vote for, warrant
Associated concepts: second lien
See also: abet, abettor, advocate, agree, aid, approve, assist, assistant, backer, bear, concur, confirm, countersign, deputy, endorse, help, indorse, justify, organize, point, proctor, promote, recommend, replacement, side, support, uphold

SECOND. A measure equal to one sixtieth part of a minute. Vide Measure.

References in periodicals archive ?
Remember that we multiplied the Arc Seconds at 600 x 60 (see sidebar) because we were using the spotting scope on 60X.
Laser beam accuracy is within 2 arc seconds and repeatability is within 1 arc second.
Other near-misses include Arc seconds for 1990 Niel winner Epervier Bleu and for the Group 1 Prix Vermeille scorers Magic Night (1991) and Leggera (1998).
2 arc seconds apart, registers in radio wavelengths, while both can be seen in the visible range.
The C-axis accuracy is 15 arc seconds with a [+ or -]5 arc second repeatability.
But they remain intrigued by the Cape observations of 1862, which are internally consistent and show the comet drifting in the sky southwest of its nominal path by 10 arc seconds at the start of October to nearly 18 arc seconds at the end.
Standard accuracy is 30 arc seconds but higher accuracies are available.
Accuracy for the B and C axes is [+ or -]20 arc seconds, and repeatability is [+ or -]15 arc seconds.
It shows hundreds of luminous blue stars packed into a region less than 5 arc seconds (4 light-years) across.
Indexing accuracy of the contouring-capable table is [+ or -]2 arc seconds with repeatability of 1 arc second.
As seen through a 12 1/2-inch reflector at 383x, the plume measured 8 arc seconds by 5 arc seconds and remained visible for 10 minutes.