**1.** *(Phonetics)* A subtonic sound or element; a vocal consonant, as *b*, *d*, *g*, *n*, etc.; a subvocal.

**2.** *(Mus.)* The seventh tone of the scale, or that immediately below the tonic; — called also *subsemitone*.

**Subtorrid**

(Sub*tor"rid) *a.* Nearly torrid.

**Subtract**

(Sub*tract") *v. t.* [*imp. & p. p.* Subtracted; *p. pr. & vb. n.* Subtracting.] [L. *subtractus*, p.
p. of *subtrahere* to draw from beneath, withdraw, remove; *sub* under + *trahere* to draw. See Trace, *
v. t.*, and cf. Substract.] To withdraw, or take away, as a part from the whole; to deduct; as, *subtract* 5
from 9, and the remainder is 4.

**Subtracter**

(Sub*tract"er) *n.*

**1.** One who subtracts.

**2.** The subtrahend. [Obs.]

**Subtraction**

(Sub*trac"tion) *n.* [L. *subtractio* a drawing back. See Subtract, and cf. Substraction.]

**1.** The act or operation of subtracting or taking away a part.

**2.** *(Math.)* The taking of a lesser number or quantity from a greater of the same kind or denomination; an
operation for finding the difference between two numbers or quantities.

**3.** *(Law)* The withdrawing or withholding from a person of some right to which he is entitled by law.

Thus the *subtraction* of conjugal rights is when either the husband or wife withdraws from the other and
lives separate without sufficient reason. The *subtraction* of a legacy is the withholding or detailing of it
from the legatee by the executor. In like manner, the withholding of any service, rent, duty, or custom, is
a *subtraction*, for which the law gives a remedy. *Blackstone.*

**Subtractive**

(Sub*trac"tive) *a.*

**1.** Tending, or having power, to subtract.

**2.** *(Math.)* Having the negative sign, or sign minus.

**Subtrahend**

(Sub"tra*hend`) *n.* [L. *subtrahendus* that is to be subtracted, p.fut.pess. of *subtrahere*.
See Subtract.] *(Math.)* The sum or number to be subtracted, or taken from another.

**Subtranslucent**

(Sub`trans*lu"cent) *a.* Not perfectly translucent.

**Subtransparent**

(Sub`trans*pa"rent) *a.* Not perfectly transparent.

**Subtreasurer**

(Sub*treas"ur*er) *n.* The public officer who has charge of a subtreasury. [U. S.]

**Subtreasury**

(Sub*treas"ur*y) *n.*; *pl.* **Subtreasuries** A subordinate treasury, or place of deposit; as, the
United States *subtreasury* at New York. [U. S.]

**Subtriangular**

(Sub`tri*an"gu*lar) *a.* Nearly, but not perfectly, triangular. *Darwin.*

**Subtribe**

(Sub"tribe`) *n.* *(Bot. & Zoöl.)* A division of a tribe; a group of genera of a little lower rank than a
tribe.

**Subtrihedral**

(Sub`tri*he"dral) *a.* Approaching the form of a three-sided pyramid; as, the *subtrihedral*
crown of a tooth. *Owen.*