Survival (noun)

1. The state or condition of continuing to live or exist, especially in difficult circumstances.
2. The fact or condition of remaining alive or in existence.
3. The ability of an organism to persist in its environment.
4. The continuation of life or existence, especially under difficult or unusual circumstances.
5. The fact of continuing to exist, especially in spite of danger or hardship.

Origin:

Late middle english: from old french survie (noun), survivre (verb), from latin supervivere "outlive".

Examples:

1. The survival of the species is in peril.
2. His survival against all odds is a testament to his strength.
3. The survival kit contained essential supplies for emergencies.
4. Their survival in the wilderness was a remarkable feat.
5. Her survival after the accident was a miracle.