sign

/sˈa‍ɪn/

/ˈsaɪn/

Sign

a symbol or word used to indicate a particular operation, instruction or concept in mathematics, music or other subjects

(medicine) any objective evidence of the presence of a disorder or disease

a perceptible indication of something not immediately apparent (as a visible clue that something has happened)

synonyms : mark

a text or symbol that is displayed in public to give instructions, warnings, or information

any nonverbal action or gesture that encodes a message

synonyms : signal

signaling

structure displaying a board on which advertisements can be posted

synonyms : signboard

(astrology) one of the twelve signs each with specific names such as Aries, Taurus, etc. that exists on a circular chart called the zodiac, used to identify a person based on their date of birth

synonyms : house

a gesture that is part of a sign language

an event that is experienced as indicating important things to come

synonyms : augury

foretoken

preindication

having an indicated pole (as the distinction between positive and negative electric charges)

synonyms : polarity

a unit or entity that carries meaning and represents a concept, idea, or object, often through a system of arbitrary associations between the signifier and the signified

(mathematics) the property of being positive or negative in any number other than zero

to sign

[VERB]

MAIN VERB

to write your name on something such as a check, letter, document, etc. for people to recognize it and know that you wrote it or you authorize or agree with what is written on it

synonyms : subscribe