Sec

abbreviation

secant.

1. a second; a very short space of time.

   stay put, I'll be back in a sec

late 19th century: abbreviation.

adjective

(of wine) dry.

French, from Latin siccus .

abbreviation, symbol

second(s).

abbreviation, singular proper noun

Securities and Exchange Commission, a US governmental agency which monitors trading in securities and company takeovers.

abbreviation, symbol

secretary.

1. the ratio of the hypotenuse to the shorter side adjacent to an acute angle (in a right-angled triangle); the reciprocal of a cosine.
2. a straight line that cuts a curve in two or more parts.

late 16th century; from French sécante, based on Latin secare ‘to cut’.