These are just a few of the meanings set up for the etymological meanings of philo which comes to us from Greek: "love, loving, friendly to, fondness for, attraction to; strong tendency toward, affinity for".

In biology, there are many words that use philo to mean "thriving in such and such a place or situation" or exhibiting a tendency to for a specified condition" for its existence.

Other meanings include: "strongly attracted to, an organism that loves or is strongly attracted to, (something specified).

In psychology and psychiatry, -phile, -phil, et al.; use this element as a word termination denoting (a) an abnormal craving or attraction or (b) an affinity for an object denoted by the word stems to which they are affixed.