1. hPa - Adjective
2. HPa - Proper noun
HPA (not comparable)
Initialism of hypothalamic-pituitary-adrenal.
HPA
(UK, historical) Initialism of Health Protection Agency.
Atmospheric pressures are usually stated using hectopascal (hPa), kilopascal (kPa), millibar (mbar) or atmospheres ( atm ). Source: Internet
Average sea-level pressure is 101.325 kPa (1013.25 hPa or mbar) or 29.92 inches (inHg) or 760 millimetres of mercury ( mmHg ). Source: Internet
In an attempt to remove the stratospheric influence, Spencer and Christy developed the synthetic "2LT or TLT" product by subtracting signals at different view angles; this has a maximum at about 650 hPa. Source: Internet
It can be the result of a prolonged treatment with glucocorticoids or be caused by an underlying disease which produces alterations in the HPA axis or the production of cortisol. Source: Internet
U Saw Bo Bo Wai Maung, the Karen State social affair minister, told The Irrawaddy on Friday that the 35 returnees were isolated in a separate quarantine center in Hpa An as Songkhla is a COVID-19 hotspot in Thailand. Source: Internet
Nature, however, has provided us with efficient processes (mechanisms) to cope with stressors through the HPA axis and the locus coeruleus/sympathetic nervous system. Source: Internet