Prosocial behaviors a person carries out without considering his or her own safety or interests.

The devotion to the interests of others above that of the self. The opposite of egoism.

1853, "unselfishness, opposite of egoism," from French altruisme, coined or popularized 1830 by French philosopher Auguste Comte (1798-1857), from autrui, from Old French altrui, "of or [..]

n. Benevolence to others on subordination to self-interest.

Behavior that is unselfish and may even be detrimental but which benefits others.

Conferral of a benefit on other individuals at an apparent cost to the donor. © 2005 by Sinauer Associates, Inc. All rights reserved. Futuyma, D. Evolution.

noun. evidently, a selfless regard for other people or actions which offer advantages to other people whereas the person would pay some price for such.

An unselfish concern for the welfare of others.

Altruism refers to unselfish behaviors or actions done for the sake of someone else. For example, if you volunteer at a nursing home, or give money to someone in need, etc., you are helping someone el [..]

(n) the quality of unselfish concern for the welfare of others

A voluntary form of behaviour motivated by a desire to improve another person's welfare rathe than the expectation of reward for oneself.

Consideration and concern for others, as opposed to self-Love or Egoism, which can be a motivating influence.

Biologists call a behavior pattern altruistic if it increases the number of offspring produced by the recipient and decreases the number of offspring of the altruist. The altruism of the sterile ' [..]

Consideration and concern for others, as opposed to self-love or egoism, which can be a motivating influence.

Behavior that benefits another individual at a cost to the actor, where cost and benefit are defined in terms of reproductive success.

The French term ‘altruisme’ was introduced by Auguste Comte (1830–42) to signify devotion to the welfare of others, especially as a principle of action. ...

This article describes the incorporation from the early 1960s of seemingly unselfish behaviour into economics. Faced with the problem of accounting for ...

Regard for others, both natural and moral; devotion to the interests of others; brotherly kindness; opposed to egoism or selfishness. Origin: F. Altruisme (a word of Comte's), It. Altrui of or to others, fr. L. Alter another. (01 Mar 1998)

A form of behaviour in which an individual risks lowering its fitness for the benefit of another.

Conferral of a benefit on other individuals at an apparent cost to the donor.

A selfless concern for other people purely for their own sake. Altruism is usually contrasted with selfishness or egoism in ethics.

In sociobiology, “self-sacrificing” behaviour explained by kin selection.

Regard for others, both natural and moral without regard for oneself; devotion to the interests of others; brotherly kindness; selflessness; ''contrasted with egoism or selfishness''. *en|philanthr [..]

Unselfishness; dedication to others’ well-being.