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The difference between the observed value of a quantity and that which is taken or computed to be the true value; -- sometimes called residual error.

hment. W. Irving. Establishment of the port (Hydrography), a datum on which the tides are computed at the given port, obtained by observation, viz., the interval between the moon's passage over the meridian and the time of high water at the port, on the days of new and full moon.

prospect of prize or property) which depends upon some contingent event. Expectations are computed for or against the occurrence of the event.

A table of mortality computed from the experience of one or more life-insurance companies.

To indicate by numerals; also, to compute. As through a crystal glass the figured hours are seen. Dryden.

To communicative ideas by the fingers; to show or compute by the fingers. [Obs.]

Incapable of being estimated or computed; especially, too valuable or excellent to be measured or fully appreciated; above all price; as, inestimable rights or privileges. But above all, for thine inestimable love. Bk. of Com. Prayer. Science is too inestimable for expression by a money standard. Lyon Playfair.…

To ascertain by use of a measuring instrument; to compute or ascertain the extent, quantity, dimensions, or capacity of, by a certain rule or standard; to take the dimensions of; hence, to estimate; to judge of; to value; to appraise. Great are thy works, Jehovah, infinite Thy power! what thought can measure thee Milto…

o distance by miles; denoting a mile or miles. A milliary column, from which they used to compute the distance of all the cities and places of note. Evelyn.

different ages, so that from a given large number of persons alive at one age, it can be computed what number are likely to survive a given number of years. -- Table of mortality, a table exhibiting the average relative number of persons who survive, or who have died, at the end of each year of life, out of a given n…

To compute or rate too high. Bacon.

error is greater than 3" are equal to the chances that it is less. The probable error is computed from the observations made, and is used to express their degree of accuracy. -- The probable, that which is within the bounds of probability; that which is not unnatural or preternatural; -- opposed to the marvelous.…

To compute, or cast up, a second time.

To count; to enumerate; to number; also, to compute; to calculate. The priest shall reckon to him the money according to the years that remain. Lev. xxvii. 18. I reckoned above two hundred and fifty on the outside of the church. Addison.

One who reckons or computes; also, a book of calculation, tables, etc., to assist in reckoning. Reckoners without their host must reckon twice. Camden.

The act of one who reckons, counts, or computes; the result of reckoning or counting; calculation. Specifically:

Pertaining to, or designating, a set of astronomical tables computed by Kepler, and founded on the observations of Tycho Brahe; - - so named from Rudolph II., emperor of Germany.

duit for smoke; as, the brick smokestack of a factory; the smokestack of a steam vessel. (Computer programming)

which record the sound on the original disc during recording of a phonograph record. 4. (Computers)

Not to be summed up or computed; so great that the amount can not be ascertained; incalculable; inestimable. "Sumless treasure." Pope.