epi-, ep-

1. Relating to or living in the upper zone of the ocean, from the surface to a depth of about 200 meters (656 feet).
2. Of or relating to the part of the oceanic zone, or stratum. into which enough sunlight enters for photosynthesis to take place.

1. When capitalized, a Christian festival, observed on January 6, commemorating the manifestation of Christ to the gentiles in the persons of the Magi; Twelfth-day.
2. An appearance or manifestation; especially, of a deity.
3. A sudden, intuitive perception of or insight into the reality or essential meaning of something, usually initiated by some simple, homely, or commonplace occurrence or experience.
4. A literary work or section of a work presenting, usually symbolically, such a moment of revelation and insight.
5. Etymology: from Greek epiphainein, "to manifest, to display" from epi- "on, to" + phainein, "to show".

An exclamatory sentence or an especially striking summary comment concluding a discourse.

1. Planktonic organisms living within the surface 200 m (the epipelagic zone).
2. Organisms living attached to larger pelagic organisms or to floating objects.

omentectomy; surgical removal or the excision of the upper part of the omentum.

The omentum is a sheet of fat that is covered by the peritoneum.

The greater omentum is attached to the bottom edge of the stomach, and hangs down in front of the intestines. Its other edge is attached to the transverse colon.

The lesser omentum is attached to the top edge of the stomach, and extends to the under surface of the liver.

In zoology, a muscular lobe developed from the lateral and upper surfaces of the foot of some molluscs.

An orchid.

1. Organisms living on the sand.
2. Benthic microalgal communities are described as epipelic when motile, epipsammic when attached to sand grains.