Astanga Hrudaya
स्वरसः स समुद्दिष्टः कल्कः पिष्टो द्रवाप्लुतः । चूर्णोऽप्लुतः शृतः क्वाथः शीतो रात्रिं द्रवे स्थितः ॥ १० ॥
Kalka (paste) is that macerated with any liquid; when not macerated with liquid it is called curna (powder). Srta (or quatha) is decoction (boiled in any liquid), cold infusion (shita) is that soaked in any liquid and kept overnight (and then filtered).
english translation
svarasaH sa samuddiSTaH kalkaH piSTo dravAplutaH । cUrNo'plutaH zRtaH kvAthaH zIto rAtriM drave sthitaH ॥ 10 ॥
hk transliteration by Sanscript