Third-person singular simple present indicative form of upspread

Initialism of on target earnings. / Initialism of opportunity to earn.

(organic chemistry) The divalent radical CH₃-CH₂-CH< analogous to ethylidene; propylidene / (organic chemistry) The pesticide butan-2-yl 2-(2-hydroxyethyl)piperidine-1-carboxylate

(phonology) Property of syllables related to quantity.