| Answer | Crossword Clue |
|---|---|
| uncia | (in prescriptions) an ounce of weight or volume |
| unciae | (in prescriptions) an ounce of weight or volume |
| pennyweight | A unit of weight, 24 grains or one twentieth of an ounce troy |
| pennyweights | A unit of weight, 24 grains or one twentieth of an ounce troy |
| displacement | The amount or weight of fluid that would fill such a volume in the case of a floating ship, used as a measure of the ship's size |
| displacements | The amount or weight of fluid that would fill such a volume in the case of a floating ship, used as a measure of the ship's size |
| biomass | the amount of living matter in a given habitat, expressed either as the weight of organisms per unit area or as the volume of organisms per unit volume of habitat |
