Weight or importance.
A fit; a brief tantrum.
The smallest portion of time; an instant.
A brief, unspecified amount of time.
A quantitative measure of the shape of a set of points.
A petit mal episode; such a spell.
(As in "X moment") An embarrassing event, supposed to be characteristic of some person, group, or situation.
An infinitesimal change in a varying quantity; an increment or decrement.
A definite period of time, specifically one-tenth of a point, or one-fortieth or one-fiftieth of an hour.
The essential or vital part; force; energy; importance.
The spinal cord; the marrow.
The soft, spongy substance in the center of the stems of many plants and trees.
The albedo of a citrus fruit.
The spongy interior substance of a feather or horn.
One divided by pi.
Power, strength, might.
To extract the pith from (a plant stem or tree).
To kill (especially cattle or laboratory animals) by cutting or piercing the spinal cord.
The ordinal form of the number pi.