pheno-, phaeno-, phen-, phenomeno-, -phen +

1. Study of the temporal aspects of recurrent natural phenomena, and their relation to weather and climate.
2. The scientific study of cyclical biological events; such as, flowering, breeding, and migration, in relation to climatic conditions.
3. The recording and study of periodic biotic events, as flowering, breeding, migrations, etc., in relation to climatic and other factors.

Phenological records of the dates on which seasonal phenomena occur and which provide important information on how climate change affects ecosystems over time.

Slang: A phenomenon, especially a remarkable or outstanding person.

All of the phenotypic characteristics of an organism.

1. A reference to someone or something that is very remarkable, highly extraordinary, or amazing: Mark's little boy has a phenomenal talent as a piano player.
2. Descriptive of an individual or something that is absolutely fantastic and one of a kind in greatness: Ted's students have become phenomenal users of vocabulary knowledge as a result of his phenomenal teaching.
3. Etymology: from Greek phainomenon, from Latin phaenomenon; "that which appears or is seen." © ALL rights are reserved.

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1. The doctrine that phenomena are the only objects of knowledge or the only form of reality.
2. The view that all things, including human beings, consist simply of the aggregate of their observable, sensory qualities.
3. The doctrine, set forth by David Hume and his successors, that percepts and concepts constitute the sole objects of knowledge, with the objects of perception and the nature of the mind itself remaining unknowable.

To a phenomenal degree: "His reaction was phenomenally fast."

A phenomenological philosopher.

1. A philosophy or method of inquiry based on the premise that reality consists of objects and events as they are perceived or understood in human consciousness and not of anything independent of human consciousness.
2. The way in which one perceives and interprets events and one's relationship to them in contrast both to one's objective responses to stimuli and to any inferred unconscious motivation for one's behavior; also, a psychology based on the theory that phenomenology determines behavior.
3. A philosophical doctrine proposed by Edmund Husserl based on the study of human experience in which considerations of objective reality are not taken into account.

1. An appearance of anything visible; something that is perceived to exist or to happen: There is the phenomenon of heat, light, or electricity and the phenomenon of imagination or memory.
2. Things that exist and can be detected by the senses; especially, things which are unusual or interesting: Donald believes in the paranormal and psychic phenomena that he has experienced.
3. Any states or processes known through the sensory faculties of the body rather than by intuition or reasoning: Lightning is an electrical phenomenon which many people have experienced.
4. In medicine: symptoms or occurrences of any sort, whether ordinary or extraordinary, in relation to a disease: Fever and inflammation are phenomena of physical ailments.
5. An unusual or extraordinary person, fact, or occurrence: A genius is sometimes called a phenomenon.
6. Etymology: from Greek phainomenon and Latin phaenomenom, "something which is seen or appears." © ALL rights are reserved.

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The quantitative measurement of plant growth, mass, and leaf area.

A group of organisms placed together by numerical taxonomy.

1. The sum total of observable structural and functional properties of an organism.
2. The physical appearance of an organism as distinguished from its genetic makeup.

The phenotype of an organism depends on which genes are dominant and on the interaction between the genes and the environment.

Relating to, or characteristic of an individual organism.

1. A sensation of seeing light caused by pressure or electrical stimulation of the eye: "A phosphene is an entoptic phenomenon (visual effect whose source is within the eye) characterized by the sensation of light from mechanical, electrical, or magnetic stimulation of the eye's retina, or from random firing of cells in the visual system, rather than from light."
2. Sensations of light caused by excitations of the retina by mechanical or electrical means rather than by light, as when the eyeballs are pressed through closed lids: "The most common phosphenes are pressure phosphenes, caused by rubbing the closed eyes."