The morphology of an organism that distinguishes it from others. / Alternative form of lifeform

an investigation into the details and activities of a person during his/her lifetime; one's background.

An individual's amorous or sexual relationships.

(idiomatic) A miserable, wretched existence. / (idiomatic) A life of indolence where the individual may do as he or she pleases, just like a pampered dog.

Of or pertaining to the relationship between one's work life and personal life.

the simulation of any aspect of life. / the study of synthetic systems that behave like living organisms.

Alternative form of still life

(of a model) Having the same dimensions as the original. / Realistic; natural

An artificial system designed to provide oxygen in an environment that lacks oxygen. / (medicine) Maintenance of vital functions of a critically ill or comatose person or a person undergoing surgery.

(US) A buoyant ring or vest intended to keep a person afloat. / (dated, UK) A short club with a weighted end.