I. (ˌ)i-ˈmȯr-t ə l adjective
Etymology: Middle English, from Latin immortalis, from in- + mortalis mortal
Date: 14th century
1. : exempt from death
the immortal gods
2. : exempt from oblivion : imperishable
immortal fame
3. : connected with or relating to immortality
4. : able or tending to divide indefinitely
immortal cell lines produced in culture
• im·mor·tal·ly -t ə l-ē adverb
II. noun
Date: 1616
1.
a. : one exempt from death
b. plural , often capitalized : the gods of the Greek and Roman pantheon
2.
a. : a person whose fame is lasting
b. capitalized : any of the 40 members of the Académie Française