I developed a relationship with a — which started out as a dear, dear friend from Argentina.
Their idea, developed in the late 1940s and patented 60 years ago this fall, turned out to be ahead of its time.
“The idea is that a blood test can be developed—and this was the first proof—to diagnose depression,” Redei told The Daily Beast.
1650s, "unroll, unfold," from French développer, replacing English disvelop (1590s, from Middle French desveloper), both from Old French desveloper "unwrap, unfurl, unveil; reveal the meaning of, explain," from des- "undo" + veloper "wrap up," of uncertain origin, possibly Celtic or Germanic. Modern figurative use is 18c. The photographic sense is from 1845; the real estate sense is from 1890.
develop de·vel·op (dĭ-věl'əp)
v. de·vel·oped, de·vel·op·ing, de·vel·ops
To progress from earlier to later stages of a life cycle.
To progress from earlier to later or from simpler to more complex stages of evolution.
To aid in the growth of; strengthen.
To grow by degrees into a more advanced or mature state.
To become affected with a disease; contract.