Par"tial (?), *a.* [F., fr. LL.
*partials*, fr. L. *pars*, gen. *partis*, a part; cf.
(for sense 1) F. *partiel*. See __Part__,
*n.*] **1.** Of, pertaining to, or
affecting, a part only; not general or universal; not total or entire;
as, a *partial* eclipse of the moon. "*Partial*
dissolutions of the earth." *T. Burnet.*

**2.** Inclined to favor one party in a cause, or
one side of a question, more then the other; baised; not indifferent;
as, a judge should not be *partial*.

Ye have been *partial* in the law.

*Mal. ii. 9.*
**3.** Having a predelection for; inclined to
favor unreasonably; foolishly fond. "A *partial* parent."
*Pope.*

Not *partial* to an ostentatious
display.

*Sir W. Scott.*
**4.** *(Bot.)* Pertaining to a subordinate
portion; as, a compound umbel is made up of a several *partial*
umbels; a leaflet is often supported by a *partial*
petiole.

**Partial differentials**, **Partial
differential coefficients**, **Partial
differentiation**, etc. (of a function of two or more
variables), the differentials, differential coefficients,
differentiation etc., of the function, upon the hypothesis that some
of the variables are for the time constant. -- **Partial
fractions** *(Alg.)*, fractions whose sum equals a
given fraction. -- **Partial tones**
*(Music)*, the simple tones which in combination form an
ordinary tone; the overtones, or harmonics, which, blending with a
fundamental tone, cause its special quality of sound, or
*timbre*, or tone color. See, also, __Tone__.