2. Given to contrivance or forethought; forecasting; scheming; as, a cool calculating disposition. Calculating machine, a machine for the mechanical performance of mathematical operations, for the most part invented by Charles Babbage and G. and E. Scheutz. It computes logarithmic and other mathematical tables of a high degree of intricacy, imprinting the results on a leaden plate, from which a stereotype plate is then directly made.

CALCULATING
Cal"cu*la`ting, n.

Defn: The act or process of making mathematical computations or of estimating results.

CALCULATION Cal`cu*la"tion, n. Etym: [OE. calculation, fr. L. calculatio; cf. OF. calcucation.]

1. The act or process, or the result, of calculating; computation; reckoning, estimate. "The calculation of eclipses." Nichol. The mountain is not so his calculation makes it. Boyle.

2. An expectation based on cirumstances. The lazy gossips of the port, Abborrent of a calculation crost, Began to chafe as at a personal wrong. Tennyson.

CALCULATIVE
Cal"cu*la*tive, a.

Defn: Of or pertaining to calculation; involving calculation.
Long habits of calculative dealings. Burke.

CALCULATOR
Cal"cu*la*tor, n. Etym: [L.: cf. F. calculateur.]

Defn: One who computes or reckons: one who estimates or considers the
force and effect of causes, with a view to form a correct estimate of
the effects.
Ambition is no exact calculator. Burke.