Of or pertaining to subtraction. / Of a colour: from which some wavelengths have been removed.

One of the radiating sticks of a fan. The outermost are larger and longer, and are called panaches. / A single silkworm thread extruded from the gland, before it has formed a bave.

One who subscribes to the doctrine of zoism.

(mathematics) A decomposition of a differential form according to the Hodge theorem.