| Word | Definitions | Synonyms |
|---|---|---|
| asthenia | (noun) an abnormal loss of strength | Synonyms: astheny |
| asthenopia | (noun) a tiredness of the eyes caused by prolonged close work by a person with an uncorrected vision problem | Synonyms: eyestrain |
| asthenosphere | (noun) the lower layer of the crust | - |
| astheny | (noun) an abnormal loss of strength | Synonyms: asthenia |
| asthma | (noun) respiratory disorder characterized by wheezing; usually of allergic origin | Synonyms: asthma attack, bronchial asthma |
| asthmatic | (noun) a person suffering from asthma | - |