SEASON n.
One of the divisions of the year, marked by alternations in the length of day and night, or by distinct conditions of temperature, moisture, etc., caused mainly by the relative position of the earth with respect to the sun. In the north temperate zone, four seasons, namely, spring, summer, autumn, and winter, are gener…
SERPENT n.
, a fish (Cepola rubescens) with a long, thin, compressed body, and a band of red running lengthwise. -- Serpent star (Zoöl.), an ophiuran; a brittle star. -- Serpent's tongue (Paleon.), the fossil tooth of a shark; -- so called from its resemblance to a tongue with its root. -- Serpent withe (Bot.), a West Indian c…
SHAFT n.
The chamber of a blast furnace. Line shaft (Mach.), a main shaft of considerable length, in a shop or factory, usually bearing a number of pulleys by which machines are driven, commonly by means of countershafts; -- called also line, or main line. -- Shaft alley (Naut.), a passage extending from the engine room to the…