PILL n.
Figuratively, something offensive or nauseous which must be accepted or endured. Udall. Pill beetle (Zoöl.), any small beetle of the genus Byrrhus, having a rounded body, with the head concealed beneath the thorax. -- Pill bug (Zoöl.), any terrestrial isopod of the genus Armadillo, having the habit of rolling itself i…
POLAR a.
dy, cell, or globule (Biol.), a minute cell which separates by karyokinesis from the ovum during its maturation. In the maturation of ordinary ova two polar bodies are formed, but in parthogenetic ova only one. The first polar body formed is usually larger than the second one, and often divides into two after its separ…
PRESENTATION n.
The particular position of the child during labor relatively to the passage though which it is to be brought forth; -- specifically designated by the part which first appears at the mouth of the uterus; as, a breech presentation. Presentation copy, a copy of a book, engraving, etc., presented to some one by the author…