acro-, acr- +

Having a cleavage parallel with the base.

1. Ovariole having nutritive cells at the apex which are joined to oocytes by nutritive cords.
2. In zoology, Having the vitelligenous cells grouped at the apex; said of the meroistic ovariole of certain insects.

Pain, sensory loss, and trophic changes affecting the distal extremities, usually the feet, that can follow prolonged exposure of the limbs to cold and moisture.

Trophoneurotic disturbance of the extremities. Trophoneurotic is any trophic (nourishment) disorder caused by a defective function of the nerves concerned with nutrition of the part.

An orientation response resulting in the continued growth of a plant in the direction in which growth originally commenced.

1. An acronym, the original meaning of which few people remember what the letters stand for; such as, laser and radar; for example: URL which is used on the internet as a website address, is becoming an anacronym, because no one can remember what the letters stand for.
2. Etymology: said to be a combination of parts of the words "anachronistic" and "acronym".

Taking a word which already exists and creating a phrase, usually humorous, using the letters of the word as initials; and so the process is the opposite of producing an acronym.

An example: SURFSIDE: Small Unified Reactor Facility with Systems for Isotopes, Desalting, and Electricity.

Another example of a bacronym: BANANA or "Build Absolutely Nothing Anywhere Near Anybody"; and GOD or "Guaranteed Overnight Delivery".

Enlargement or the thickening of the skin of the soft tissue of the extremities.

A solid having many vertices or solid angles; a polyhedron.