(organic chemistry) An amine derived from polyethylene glycol (PEG)

A nanosized canal (in a biological structure, or constructed from nanoparticles)

(medicine) Initialism of hematopoietic stem cell transplantation. / Initialism of health and social care trust.

(Uralic linguistics, of verbs) Characterizing verbs or verbal affixes denoting actions that occur suddenly or sharply.