r

1. radius.

2. Com. registered (def. 2).

3. Elect. resistance.

4. Physics. roentgen.

5. royal.

6. ruble.

7. pl. rs, rupee.

Ecol.

the theoretical intrinsic rate of increase of a population, equivalent to the difference between the birth and death rates divided by the number of individuals in the population. Also called Malthusian parameter.

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