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tubercle

(Encyclopedia)tubercle to͞oˈbərkyo͞olˌ [key] [Lat.,=little swelling], small, usually solid, nodule or prominence. In anatomy the term is applied to natural prominences in certain muscles, to nerve nuclei of th...

post-mortem examination

(Encyclopedia)post-mortem examination or autopsy, systematic examination of a cadaver for study or for determining the cause of death. Post-mortems use many methodical procedures to determine the etiology and patho...

pothole

(Encyclopedia)pothole, in geology, cylindrical pit formed in the rocky channel of a turbulent stream. It is formed and enlarged by the abrading action of pebbles and cobbles that are carried by eddies, or circular ...

Baldung, Hans

(Encyclopedia)Baldung or Baldung-Grien, Hans häns bälˈdo͝ong, –grēn [key], c.1484–1545, German painter and printmaker, active mainly at Strasbourg. He was surnamed Grien or Grün because of his fondness fo...

acta

(Encyclopedia)acta ăkˈtə [key], official texts of ancient Rome, written or carved on stone or metal. Usually acta were texts made public, although publication was sometimes restricted. Acta were first posted or ...

Heron of Alexandria

(Encyclopedia)Heron of Alexandria hērˈŏn [key] or Hero, mathematician and inventor. The dates of his birth and death are unknown; conjecture places them between the 2d cent. b.c. and the 3d cent. a.d. He is beli...

Standardbred horse

(Encyclopedia)Standardbred horse or trotter, American breed of light horse developed especially for harness, or sulky, racing. Of Thoroughbred ancestry, it is similar in appearance to a thoroughbred but has shorter...

silo

(Encyclopedia)silo, watertight and airtight structure for making and storing silage. Silos vary in form from a covered pit, such as was used by the early Romans, to the modern storage tower, dating from the 19th ce...

soapberry

(Encyclopedia)soapberry, common name for the plant family Sapindaceae, a primarily tropical family of trees, shrubs, lianas, and herbaceous climbers, as well as a genus, Sapindus, in that family found in Asia and t...

soliloquy

(Encyclopedia)soliloquy, the speech by a character in a literary composition, usually a play, delivered while the speaker is either alone addressing the audience directly or the other actors are silent. It is most ...