asymptomaticadj.
/ˌeɪsɪm(p)təˈmatɪk/, U.S. /ˌeɪˌsɪm(p)təˈmædɪk/ Pathology.
Without symptoms; producing or exhibiting no symptoms.
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the world > health and disease > ill health > a disease > symptom > [adjective] > without symptoms
silent1621
occult1651
latent1665
latic1684
symptomless1886
larval1897
non-clinical1913
subclinical1916
asymptomatic1932
1932 in W. A. N. Dorland Med. Dict. (ed. 16)
1962 Lancet 13 Jan. 67/1 Splenectomy has not been indicated to control these asymptomatic blood changes.
Draft additions June 2022
An individual who exhibits no symptoms or clinical signs (of a particular disease or condition). Also (with the and plural agreement): asymptomatic individuals as a group or class.
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1941 Southern Surgeon Mar. 165 By these standards it was discovered that many of the control group of ‘asymptomatics’ presented many instances of apparent abnormality.
1976 M. P. Dulin Dis. Marine Aquarium Fishes 40 ‘Healthy’ carriers (asymptomatics) are healthy fishes which excrete the organism, thereby serving as a potential source of infection.
2020 Santa Fe New Mexican (Nexis) 25 Oct. b4 It has become understood that the asymptomatic are responsible for a large fraction of transmission [of COVID-19], through aerosols produced by breathing and speaking.
This entry has not yet been fully updated (first published 1972; most recently modified version published online June 2022).
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adj.1932