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A seal.

The signs, abbreviations, letters, or characters standing for words, shorthand, etc., in ancient manuscripts, or on coins, medals, etc. W. Savage.

The Greek letter S, or s). It originally had the form of the English C.

Any one of a tribe (Sigmodontes) of rodents which includes all the indigenous rats and mice of America. So called from the form of the ridges of enamel on the crowns of the worn molars. Also used adjectively.

Curved in two directions, like the letter S, or the Greek s. Sigmoid flexure (Anat.), the last curve of the colon before it terminates in the rectum. See Illust. under Digestive. -- Sigmoid valves. (Anat.) See Semilunar valves, under Semilunar.

In a sigmoidal manner.

A remarkable event, considered by the ancients as indicating the will of some deity; a prodigy; an omen.

Suitable to be signed; requiring signature; as, a legal document signable by a particular person.

A sign made for the purpose of giving notice to a person of some occurence, command, or danger; also, a sign, event, or watchword, which has been agreed upon as the occasion of concerted action. All obeyed The wonted signal and superior voice Of this great potentate. Milton.

One who makes signals; one who communicates intelligence by means of signals.

The quality or state of being signal or remarkable. [Obs.] Sir T. Browne.

To make signal or eminent; to render distinguished from what is common; to distinguish. It is this passion which drives men to all the ways we see in use of signalizing themselves. Burke.

In a signal manner; eminently.

A man whose business is to manage or display signals; especially, one employed in setting the signals by which railroad trains are run or warned.

The act of signaling, or of signalizing; hence, description by peculiar, appropriate, or characteristic marks. Mrs. Browning.

Having definite color markings.

Sign given; marking. [Obs.] Sir T. Browne.

Signing; joining or sharing in a signature; as, signatory powers.

A sign, stamp, or mark impressed, as by a seal. The brain, being well furnished with various traces, signatures, and images. I. Watts. The natural and indelible signature of God, which human souls . . . are supposed to be stamped with. Bentley.

One who holds to the doctrine of signatures impressed upon objects, indicative of character or qualities. [Obs.] Sir T. Browne.