septuagenarian

Definition of Septuagenarian in English :

1. septuagenarian

someone whose age is in the seventies

WordNet Lexical Database for English. Princeton University. 2010.

Septuagenarian

noun

1.

a person who is from 70 to 79 years old

adjective

2.

being between 70 and 79 years old

3.

of or relating to a septuagenarian

adjective

1.

70 years old, or between the ages of 70 and 80

noun

2.

a person of this age

n.

A person who is 70 years old or between the ages of 70 and 80.

adj.

1. Being 70 years old or between the ages of 70 and 80.

2. Of or relating to a septuagenarian.