n.
a perceptible indication of something not immediately apparent (as a visible clue that something has happened)
"he showed signs of strain"; "they welcomed the signs of spring"
同义词：mark
a public display of a (usually written) message
"he posted signs in all the shop windows"
any communication that encodes a message
"signals from the boat suddenly stopped"
同义词：signalsignaling
structure displaying a board on which advertisements can be posted
"the highway was lined with signboards"
同义词：signboard
(astrology) one of 12 equal areas into which the zodiac is divided
同义词：sign of the zodiacstar signmansionhouseplanetary house
(medicine) any objective evidence of the presence of a disorder or disease
"there were no signs of asphyxiation"
having an indicated pole (as the distinction between positive and negative electric charges)
"charges of opposite sign"
同义词：polarity
an event that is experienced as indicating important things to come
"it was a sign from God"
同义词：auguryforetokenpreindication
a gesture that is part of a sign language
a fundamental linguistic unit linking a signifier to that which is signified
"The bond between the signifier and the signified is arbitrary"
a character indicating a relation between quantities
"don't forget the minus sign"
Economies of signs and space
Economies of signs and space
Economies of Signs and Space
Economies of signs and space /
Physical signs for the general dental practitioner. Case 90. Purpuric rash.
Patients' awareness of stroke signs, symptoms, and risk factors.
Depressive signs and symptoms in schizophrenia: a prospective blinded trial of olanzapine and haloperidol.
Skills, rules, and knowledge; signals, signs, and symbols, and other distinctions in human performance models
Detection of drusen and early signs of age-related maculopathy using a nonmydriatic camera and a standard fundus camera.
'Malignant' Middle Cerebral Artery Territory Infarction: Clinical Course and Prognostic Signs
