(classical mythology) a hero noted for his strength; performed 12 immense labors to gain immortality

(classical mythology) a hero noted for his strength; performed 12 immense labors to gain immortality

(classical mythology) a hero noted for his strength; performed 12 immense labors to gain immortality

(classical mythology) a hero noted for his strength; performed 12 immense labors to gain immortality

(classical mythology) a hero noted for his strength; performed 12 immense labors to gain immortality

(classical mythology) a hero noted for his strength; performed 12 immense labors to gain immortality

(classical mythology) a hero noted for his strength; performed 12 immense labors to gain immortality

the quality or state of being mortal, the ratio of deaths in an area to the population of that area; expressed per 1000 per year, a mathematical relation between the numbers living at different ages, so that from a given large number of persons alive at one age, it can be computed what number are likely to survive a given number of years