In`di*vis"i*ble (?), a. [L. indivisibilis: cf. F. indivisible. See In- not, and Divisible.]
1.
Not divisible; incapable of being divided, separated, or broken; not separable into parts.
"One
indivisible point of time."
Dryden.
2. Math.
Not capable of exact division, as one quantity by another; incommensurable.
© Webster 1913.
In`di*vis"i*ble, n.
1.
That which is indivisible.
By atom, nobody will imagine we intend to express a perfect indivisible, but only the least sort of natural bodies.
Digby.
2. Geom.
An infinitely small quantity which is assumed to admit of no further division.
Method of indivisibles, a kind of calculus, formerly in use, in which lines were considered as made up of an infinite number of points; surfaces, as made up of an infinite number of lines; and volumes, as made up of an infinite number of surfaces.
© Webster 1913.