hypo1
/ˈhʌɪpəʊ
/noun [mass noun] Photography
The chemical sodium thiosulphate (formerly called hyposulphite) used as a photographic fixer.I use four teaspoons of hypo (sodium thiosulfate) in a liter of water and add a quarter-ounce of solution B....
- Salted paper is usually fixed in a 10% solution of hypo (100 grams of sodium thiosulfate in 1 liter of water) for 10 minutes.
- The print was toned for 2 minutes in selenium toner, followed by a 3 minute wash, 3 minutes in hypo clearing agent, and a 1 hour wash.
Origin
Mid 19th century: abbreviation of hyposulphite.
Rhymes
hypo2
/ˈhʌɪpəʊ/noun (plural hypos)
Informal term for hypodermic.He gyrated a little after the hypo injected, then tossed it over his shoulder....
- He pressed mainline sedation hypos against our skin.
- There is also a variety of equipment to use including med-kits, fire extinguishers, blood-test hypos, and flares.
Origin
Early 20th century: abbreviation.
hypo3
/ˈhʌɪpəʊ/noun (plural hypos) informal
An attack of hypoglycaemia.I am now very sympathetic to the plight of the diabetic; I wouldn't want to have to suffer a hypo attack on a regular basis....
- There are times when he seems to be having a hypo where he clearly cannot concentrate, when he cannot focus.
- Faulty carbohydrate metabolism by the liver will cause blood glucose to radically rise or fall causing either hypo or hyperglycemia.
Origin
Late 20th century: abbreviation.